Multiply to find the exact answer. Express the answer as a whole or mixed number when possible and simplify.4
? 4 ? 
A. 16
B. 8
C. 16
D. 6
Answer: D
Mathematics
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Solve the problem.A building has an entry with the shape of a parabolic arch 34 feet high and 20 feet wide at the base. Find an equation for the parabola if the vertex is placed at the origin of the coordinate system.
A. x2 = -2.9y B. x2 = -11.8y C. y2 = -11.8x D. y2 = -2.9x
Mathematics
Simplify the expression by combining like terms.-5(9r + 10) + 7(7r + 9)
A. 4r + 10 B. 4r + 5 C. 4r + 13 D. -95r
Mathematics
Graph the given function.
f(x) = (x - 3)2
A. 
B. 
C. 
D. 
E. 
Mathematics
Evaluate the integral 
.
?
A. 
B. 
C. 
D. 
E. 
Mathematics