08/27/21

Find the inverse function of f(x)= (√9x-5) +2 for x>/ 5/9
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08/27/21

If cosθ = 3/7 with 0<θ<π/2, find tanθ
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08/27/21

Slove the question step by step.And send the picture of the question in mail.
A 7.5 g bullet moving at 120 m/s strikes a thick wall. Assume that the bulletundergoes a uniform deceleration and stops after penetrating 6 cm. Find(a) The time taken by the bullet to stop.(b) The... more
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08/25/21

What if you put a glass full of water upside down on a tank of water?
I would like to know the physics explanation behind this experiment like will it sink or float? and also what is the condition for it?. Thank you very much
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08/25/21

Describe the transformation in each function as it relates to the graph of f(x)=x A. g(x)=(-1/2x) B. g(x)=(2x)+3

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08/25/21

Camels drink 22.5 gal of water in 12 hours. How many L can they drink in 30. days?
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08/25/21

Find the domain for the function
f(x) = -16x/15 + 8/15write in interval notation
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08/25/21

Geometry Accel 9th Grade Angels/Radians
An angle has an intercepted arc length of 18.6 cm and has a radius of 3 cm. What is the arc measure in radians?
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08/24/21

Units of Measurement (Physics)
Help me find an alternate solution with final answer in converting 1 year to hours Alternative Solution and Final Answer on how many weeks is there in a millennium Fill a 2-liter container with... more
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08/23/21

Pre calculus and calculus

What kind of transformation converts the graph of f(x)=4x+7 into the graph of g(x)=x+7?
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08/23/21

Using Cramer’s Rule, find the solution to the following system of linear equations. 2x+3y=1, −x+y=−3
Equations 2x+3y=1-x+y=-3
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08/20/21

Can someone please make sure this Pre-Algebra problem is correct? I’m trying to help my younger brother with his homework, and I want to make sure it’s correct.
Two cards are drawn at random from a normal deck of 52 cards and not replaced. What is the probability that both cards are red?(A) 1/4(B) 1/2(C) 13/51(D) 25/102My brother and I both got (B) 1/2,... more
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08/20/21

help with precalculus
1/ Determine if the function is one-to-one.   i think yes2/ Confirm that f and g are inverses by showing that f(g(x)) = x and g(f(x)) = x. f(x)=4/x and g(x)=4/2
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08/20/21

Rationalise the denominator and simplify fully (10+3√2)/√2
Rationalise the denominator and simplify fully (10+3√2)/√2. Show working clearly.
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08/19/21

A projectile is fired with an initial speed of 30 m/s at an angle of 60° above the horizontal. The object hits the ground 7.5 seconds later.
1)How much higher or lower is the launch point relative to the point where the projectile hits the ground?2)To what maximum height above the launch point does the projectile rise?3)What are the... more
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08/19/21

Find an equation for the line with the given properties. Express the equation in​ slope-intercept form.
Containing the points P = (-4,4) and Q = (-3,2). What is the equation of the line? y =
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08/19/21

Having trouble solving

6x - 3y =4; 6x + 3y =7 using the elimination method
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08/19/21

Problem 3: Consider 𝑓(𝑥) = 𝑥^2 (10 − 𝑥)^2/3 .

a) Find the derivative of f. (Make it “visually appealing” by writing it as a single fraction, so find a common denominator.) b) Using the Calculus we have learned this quarter, find all the... more
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08/19/21

Problem 5: Use Newton’s method to find all the roots of the equation correct to eight decimal places. 𝑓(𝑥) = 𝑥 6 − 𝑥 5 − 6𝑥 4 − 𝑥 2 + 𝑥 + 10
For full credit include: a) A graph of the function (which you will, hopefully, use to make your initial approximations). b) Show each approximation until you meet the correct conditions for having... more
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08/19/21

Correct to 1 significant figure, the area of a rectangle is 80 cm2. Correct to 2 significant figures, the length of the rectangle is 12 cm. Calculate the upper bound for the perimeter of the rectangle
Correct to 1 significant figure, the area of a rectangle is 80 cm2. Correct to 2 significant figures, the length of the rectangle is 12 cm. Calculate the upper bound for the perimeter of the... more
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08/19/21

Use slopes to determine if the triangle whose vertices are (-4,4) ​,(1,5) ​, and (2,0) is a right triangle.
Find the slope for the side of the triangle between the vertices (−4,4) and (1,5). m =
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08/17/21

The average of a and twice b is fifty-two. PLEASE answer quickly

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08/17/21

sequence of black balls and white balls.
Following is a sequence of black balls and white balls. How many black balls are needed for the 100th term?
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08/16/21

converting meters to cm
distance between 2 people is 87 meters convert to centimeters.
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08/15/21

derivatives function
Find dx/dt at x=1 if y=3x^2−1 and dy/dt=4.
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