Select all the functions that have f(−3) = 0.
A. f(x) = (x − 3)^2
B. f(x) = −x^2 − 3x
C. f(x) = −(x + 3)^2
D. f(x) = x^2 + 5x + 4
E. f(x) = 2x − 3(x + 1)
F. f(x) = −2(x − 2) + 3x

Aladder that is 20ft long is leaning against the side of a building. if the angle formed between the ladder and the ground is 75 degrees how far is the bottom of the from the base of the building?

Fixed rate mortgage offer: purchase price: $170,000 down payment ($34k): 20% term: 30 years interest rate: 4.25% property tax (yearly): $1,500 homeowner’s insurance (yearly): $1,000 use this example from a fixed-rate mortgage calculator to you answer the questions. keep the page open after you complete this question. according to the calculator, the monthly payment demarco and tanya should anticipate paying for principal and interest is $208. $877. $669. $1,200.

Let f(x) = 1/x^2 (a) use the definition of the derivatve to find f'(x). (b) find the equation of the tangent line at x=2