02/26/21

Find the equation of the tangent line to the curve x^3 + y^3 = 6xy at the point (3,3).
Find the equation of the tangent line to the curve x3 + y3 = 6xy at the point (3,3).
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02/25/21

Given: x^6+2x^3−35 Model the u-substitution process. Rewrite the equation in quadratic form using 'u'''.
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02/25/21

Find the solution in quadrant II for 5 + 10sin(5x) = 10. θ>0
Find the solution in quadrant II for 5 + 10sin(5x) = 10. θ>0x=
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02/25/21

Is an interaction effect only present when the two lines cross in a plot?
Hello, I was wondering if it were possible to have an interaction effect even if the lines do not meet in a plot. I know there is no interaction effect when two factors have the same slope, which... more
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02/25/21

Need help on this SAT question
Consider the function f(x)=6−7x2 on the interval [−4,7]. Find the average or mean slope of the function on this interval, i.e.________f(7)-f(-4) / 7-(-4)By the Mean Value Theorem, we know there... more
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02/19/21

What is the probability that 2 people out of 20 have the same birthday?
Please provide an easy probability formula to determine the probability that 2 people out of 20 have the same birthday.
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02/14/21

Which statement correctly describes the ratio of the proportion of Group A that are over 65 to the proportion of Group B that are over 65 years of age at the end of the month?
A study began the month with 30% of both Group A and Group B being over 65 years of age. During the 1st month no new participants joined, but 10 people under 65 in group A and 5 people over 65 in... more
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02/11/21

Probability distribution of rolling 6 dice and getting 6, 5, 4, 3, 2 and 1 unique results
I understand that getting all 6 to be unqiue is the formula:1 x 5/6 x 4/6 x 3/6 x 2/6 x 1/6...as the first number does not matter, but as we continue to roll dice numbers will be 'banned' from... more
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02/07/21

Probality Question
On average 1.4 complains through e-mails will be received by TECH-Pro Company in every 48 hours. Please assist the customer service executive to calculate the chances of fewer than 3 complains... more
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02/07/21

Continuous Probability (normal distribution)
In a given basket of durians, suppose that the weight of each durian follows a Normal distribution with mean 1.5kg and standard deviation 0.2kg. What is the probability that two durians from that... more
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02/06/21

Stats Help Please!!
In a game, there are 5 boxes when only two of them have a ticket and others are empty. You are given a chance to select two boxes randomly and only if both of your selections have the tickets you... more
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02/03/21

The questions are about pythagorean triple
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01/31/21

GRAPHS IMPORTANT

The graph of y=f(x)= is given below on the left and the graph of y=g(x)is given on the right. Find a formula for g based on transformations of the graph of f. Check your answer by confirming that... more
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01/30/21

H(x)= small 3 at top radical sign(4x^2 -1)
Find the 2 functions f and g such that (f•g)(x)= H(x)f(x)=g(x)=
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01/30/21

please help WITH THIS
At the beginning of an experiment, a scientist has 396 grams of radioactive goo. After 225 minutes, her sample has decayed to 12.375 grams. What is the half-life of the goo in minutes?  $5Find a... more
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01/29/21

Can i get some help
Question 1: Classify the system and identify the number of solutions.x − 2y + z = −7x − 5y − z = −5x − 8y − 3z = −3A.) consistent, independent; oneB.) inconsistent; noneC.) consistent, dependent;... more
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01/28/21

Find the horizontal and vertical asymptote(s) of the following function.
Find the horizontal and vertical asymptote(s) of the following function.y = 2ex / (ex − 5)
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01/25/21

Which of the following definite integrals could be used to calculate the total area bounded by the graph of y = 1 - x^2 and the x-axis?
A) B) C) D)
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01/25/21

A town is organizing a Fourth of July Parade. Solve the Problem by showing your work, solutions and your steps.
Solve the Problem by showing your work, solutions and your steps.A town is organizing a Fourth of July parade. There will be two sizes of floats in the parade, the first is 30ft and the second is... more
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01/23/21

calculus limits
Is there a number a such that lim x→−2 (3x2 + ax + a + 3) / (x2 + x − 2) exists? If so, find the value of a and the value of the limit.We are not allowed to use L’hospital’s rule.
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01/23/21

What is the limit of the square root of x^2 + 4x + 1 subtracted by x, as x approaches positive infinity?
Hello ! I've tried to solve for this problem, but I can't seem to find an answer wherein the limit exists. I would appreciate assistance with regards to determining what I did wrong for my... more
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01/22/21

Given f(x) > 0 with f ′ (x) > 0, and f ″ (x) > 0 for all x in the interval [0, 3] with f(0) = 0.1 and f(3) = 1, the left, right, trapezoidal, and midpoint rule approximations...
Given f(x) > 0 with f ′ (x) > 0, and f ″ (x) > 0 for all x in the interval [0, 3] with f(0) = 0.1 and f(3) = 1, the left, right, trapezoidal, and midpoint rule approximations were used to... more
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01/22/21

The temperature of a cup of coffee varies according to Newton's Law of Cooling: dT dt equals negative k times the quantity T minus A, where T is the temperature of the coffee, A is the room...
The temperature of a cup of coffee varies according to Newton's Law of Cooling: , where T is the temperature of the coffee, A is the room temperature, and k is a positive constant. If the coffee... more
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01/19/21

ship leaves port with a bearing of and 27° W. After traveling 16 miles, ship then turned 90° and travels on a bearing of S 63° W 6 miles. At that time, what is the bearing of the ship from port?
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01/16/21

Write an algebraic expression that is equivalent to the expression. (Hint: Sketch a right triangle, as demonstrated in Example 8.)
sec[arcsin(x − 1)]= ______
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