There are 90 students in a speech contest. Yesterday 1/3 of them gave their speeches. Today 3/5 of the remaining students gave their speeches. How many students still haven't given their speeches?

Q: Find the domain of the function. 15 -ズー12 What is the domain of f? O A. (-000)U(0,c0) O B. (-cqo0) O...

A: Given,

Q: The cost to produce x units of wire is Cequals=3030xplus+500500​, while the revenue is Requals=4040x...

A: For the product to at least break even the revenue must be greater than the cost to produce x units ...

Q: a. Rewrite the equation 5x + y +4 0 in slope-intercept form. b. Give the slope and y-intercept. c. U...

A: a. The given equation is 5x + y + 4 = 0. The slope intercept form of the linear equation is y = mx +...

Q: What is the square root of 144?

A: Compute the square root of 144 by long division method as follows.

Q: Solve the system. If there is no solution or if there are infinitely many solutions and the system's...

A: Adding second and third equation

Q: If a baseball is projected upward from ground level with an initial velocity of 64 feet per second, ...

A: Consider the provided function.

Q: Use a graphing utility to obtain a complete graph for the polynomial function. Then determine the nu...

A: Answer: Option A graph matched. 

Q: Condense the expression log4 x + log4 3 to the logarithm of a single term.

A: We will use the addition rule of logarithm. 

Q: how do i solve  0.2x-0.5=0.1x+7

A: Solve the given linear equation as follows.