Simplify the expression by multiplying. -3(-5x2)
A. -15x2
B. 15x2
C. 8x2
D. -8x2
Answer: B
Mathematics
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Match the property with the example of it.Distributive property
A. -5(x + y) = -5x - 5y B. -5(x + y) = 5x + 5y C. -5(x + y) = 5(-x - y) D. -5(x + y) = -5(y + x)
Mathematics
The parametric equations of four curves are given. Graph each of them, indicating the orientation.C1: x = 7 sin t, y = 7 - 7 cos2 t; 
? t ? 
C2: x = ln t, y = ln t2; e-4 ? t ? e3C3: x = t2 - 8, y = t - 3; -4 ? t ? 4C4: x = t - 5, y = t + 2; -4 ? t ? 7
What will be an ideal response?
Mathematics
Find the difference.-1 - 11
A. -12 B. 10 C. 12 D. -10
Mathematics
Evaluate f(x) at the given value of x.f(x) = 
x = 
A. 
B. 
C. 
D. 
Mathematics