Evaluate.2 + 7 - (-6)
A. -11
B. 3
C. -15
D. 15
Answer: D
Mathematics
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Write the fraction in simplest form. Assume that all variable factors in the denominator are not equal to zero.
A. 
B. 
C. 
D. 
Mathematics
Convert the radical expression to its rational exponent form and then simplify. Assume that all variables represent positive numbers.
A. 46,656 B. 7776 C. 65 D. 1296
Mathematics
Perform the indicated operation.u = 6i + j, v = -8i - 7j, w = i - 4j; Find w + (u - v).
A. -13i - 4j B. 4i + 15j C. 14i - 2j D. 15i + 4j
Mathematics
Solve the inequality using a sign chart.
? 
A. -5 < x ? - 
or x > 3
B. x ? - 
C. x < -5 or - 
? x < 3
D. x < -5 or x > 3
Mathematics