Find the product.(-3r + 4)(r + 9)
A. -3r2 + 23r + 36
B. -3r2 - 25r + 36
C. -3r2 + 25r + 36
D. -3r2 - 23r + 36
Answer: D
Mathematics
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Convert the rectangular equation to polar form.x = 2
A. r = 
B. r = 
C. r = 2
D. cos ? = 2
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Multiply and simplify.
? 
A. - 
B. 
C. 
D. 4(p - q)
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Graph the function.f(x) = 2ex
A. 
B. 
C. 
D. 
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