Determine whether the equation is linear or nonlinear.x2 - 2 = 15
A. linear
B. nonlinear
Answer: B
Mathematics
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Solve the problem.Bert is 16.5 kilometers away from Brenda. Both begin to walk toward each other at the same time. Bert walks at 3 kilometers per hour. They meet in 3 hours. How fast is Brenda walking?
A. 3 kilometers per hour B. 3.5 kilometers per hour C. 4.5 kilometers per hour D. 2.5 kilometers per hour
Mathematics
Solve the proportion.
= 
A. 
B. 21
C. 
D. 
Mathematics
Graph the function as a solid curve and its inverse as a dashed curve.f(x) = 2x
A. 
B. 
C. 
D. 
Mathematics
Factor the polynomial using the negative of the greatest common factor.-35a2b3 + 21ab
A. -7a(5ab3 - 3b) B. 7ab(-5ab2 + 3) C. -7ab(5ab2 + 3) D. -7ab(5ab2 - 3)
Mathematics