Perform the indicated operations in the proper order.4.4(-4) + 6(2.8)
A. -16.8
B. 34.4
C. 24.64
D. -0.8
Answer: D
Mathematics
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Solve the problem.A coin is tossed upward from a balcony 
high with an initial velocity of 
During what interval of time will the coin be at a height of at least 
(h = -16t2 + vot + ho.)
A. 4 ? t ? 5 B. 0 ? t ? 1 C. 0 ? t ? 5 D. 5 ? t ? 10
Mathematics
Evaluate the exponential form.142
A. 16 B. 196 C. 392 D. 28
Mathematics
Simplify the expression by using the order of operations.4 ? 9 + 8(4 - 1) + 9
A. 213 B. 132 C. 69 D. 76
Mathematics
Use the commutative and/or associative property of addition and then simplify.1 + (7 + x)
A. 7x + 1 B. x + 8 C. x + 7 D. 8
Mathematics