6,938 Answered Questions for the topic mathematics
Suppose that the functions p and q are defined as follows. p(x)=-x-1 q(x)=-2x^2-2 Find the following. (p*q)(5) (q*p)(5)
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Mathematics
05/20/21
on a sclae drawing, 1cm represents 4m. what length on the drawing woukd be used to represent 6.5m?
Differentiation
A woman at a point A on the shore of a circular lake with radius r=4 wants to arrive at the point C diametrically opposite A on the other side of the lake in the shortest possible time. She can...
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Applications of Differentiation
Consider the function f(x)= 2sin(x) + [(sqrt3)/2] x2 This function has two inflection numbers A<B in [0,2pi]:A= and B= For each of the following intervals, tell whether f(x) is concave...
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Applications of Differentiation
Consider the function f(x)= cos(x) - (1/2)x. This function has two critical numbers A<B in [0,2pi]. Give the following: A=B=f''(A)=f''(B)=
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Urgent Help involving Odds!
Could someone explain what the odds against and the odds in favor mean? I'm still a little confused, as well as when it is stated for example, the odds in favor of winning an election are 2 to 5 or...
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Mathematics
05/20/21
Grant is painting a rectangular board that has a width of 1/3 foot. He has enough paint to cover a 3 foot square feet. If he is able to cover the whole board by using all of his paint?
A) 1/3B) 1C) 1/6D) 9What is the answer to it? I really need help!!!
Mathematics
05/20/21
one half of the sum of a number and 3 is equal to 8
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Mathematics
05/20/21
Write the equation of the line that passes through the point (8,4) and is parallel to the line with equation y = -6x+3
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05/20/21
Help with Calculus!
A car travels along a straight road for 30 seconds starting at time t = 0. Its acceleration in ft/sec2 is given by the linear graph below for the time interval [0, 30]. At t = 0, the velocity of...
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05/20/21
Question 7 | PROBABILITY |
At a local ice cream shop, you can choose from 25 flavors, 10 toppings, 3 syrups, and 4 types of fruit. If you choose one of each category, how many different sundae combinations are possible?...
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Mathematics
05/20/21
The difference of two numbers is 25. The sum of their squares is 975. Find their product.
05/19/21
Applications of Differentiation
The revenue from selling q items is R(q) = 550q-q^2 , and the total cost is C(q) = 175+6q. Write a function that gives the total profit earned, and find the quantity which maximizes the...
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05/19/21
Applications of Differentiation
Consider the function f(x)=x^(9) e^(9x) , -2<= x <=1.The absolute maximum value is =and this occurs at x equals =The absolute minimum value is = and this occurs at x equals =
05/19/21
Applications of Differentiation
Find the absolute maximum and minimum values of the following function on the given interval. If there are multiple points in a single category list the points in increasing order in x value and...
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05/19/21
Applications of Differentiation
Consider the function f(x)= 2x^3 - 6x^2 - 48x + 7 on the interval [-4,8]. Find the average or mean slope of the function on this interval. Average slope: 24 By the Mean Value Theorem, we know there...
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Mathematics
05/19/21
Mateo hiked 11.1 miles on Wednesday. He hiked 13.9 miles on Thursday, and the rest of the 40-mile trail on Friday. If m represents the miles Mateo hiked on Friday,
Mathematics
05/19/21
Definite integral
Definite integral fine the area of region bounded by the graph y1=x^2-2x , y2=2-x
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Please help me with any of these questions Im very stuck
Near the surface of the Earth, we estimate the acceleration due to gravity to be consistent to the value g=-10(in m/s^2).A) velocity (v(t)) describes the speed and direction of an object at time t....
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Mathematics Math
05/19/21
Let's explore how Earth compares in size to the sun.
Let's explore how Earth compares in size to the sun.a) The diameter of the sun is 1.4 million kilometers, and the diameter of Earth is 12,700 kilometers.Write each of these diameters in scientific...
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05/19/21
There's a 38% chance of losing P400,000, a 30% chance of making a profit of P550,000, and 32% chance of getting a break even. Based on these information, should you invest money in the restaurant?
E(x) = Σx•p(x) = - 400000(0.38) + 550 000(0.30) + 0(0.32)
Really need help with this question!
1.a company manufactures batteries in batches of 18 and there is a3 percent defect ratewhy is this a binomial distribution please explain!
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