18. which one of the following mathematical statements is true?
a. 0 = 28 = 0
b. 28 + 0 = 0
c. 28 = 0 = 0
d. 28 - 0 = 0

Find the zero function by factoring (try to show work) h(x)=-x^2-6x-9

Can some one me with these questions

The wheels of a bicycle have a diameter of 70cm. how many meters will the bicycle travel if each wheel makes 50 revolutions