Multiply.-15(-1)
A. -15
B. -1
C. 15
D. 1
Answer: C
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Solve the problem.The inequality |T - 8| ? 13 describes the range of monthly average temperatures T in degrees Fahrenheit at a City X. (i) Solve the inequality. (ii) If the high and low monthly average temperatures satisfy equality, interpret the inequality.
A. -20 ? T ? 36; The monthly averages are always within 
B. -5 ? T ? 21; The monthly averages are always within 
C. 21 ? T ? 34; The monthly averages are always within 
D. 36 ? T ? 64; The monthly averages are always within 
Find the vertex of the parabola and graph it.
A. 
B. 
C. 
D. 
E. 
Solve.-1 - 4x + 11 ? -5x + 4
A. x ? -6 B. x ? -6 C. x < -4 D. x > -4
Find the indicated term for the geometric sequence.3, -9, 27, . . . ; a8
A. -2187 B. -59,049 C. 2187 D. -6561