Solve the problem.Consider the rational inequality
> 0. Without doing any work, give the solution set. (Hint: determine the sign of the numerator and denominator.)
A. ?
B. (-?, ?)
C. (-9, ?)
D. (-?, -8)
Answer: B
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Write the word phrase as an algebraic expression. Use x to represent the unknown number.The product of 14 and a number, added to 3
A. 42 + x B. 42x C. 14 + 3x D. 3 + 14x
Write the number in scientific notation.0.0000000968011
A. 9.68011 × 10-7 B. 9.68011 × 108 C. 9.68011 × 10-9 D. 9.68011 × 10-8
Solve the problem.A couple with a monthly income of $1200 spends 77% of its earnings and saves the balance. Find (i) the monthly savings and (ii) the annual savings of this couple.
A. (i) $276; (ii) $2760 B. (i) $924; (ii) $9240 C. (i) $924; (ii) $11,088 D. (i) $276; (ii) $3312
List the intercepts for the graph of the equation.x2 + y - 64 = 0
A. (-8, 0), (0, -64), (8, 0) B. (8, 0), (0, 64), (0, -64) C. (0, -8), (64, 0), (0, 8) D. (-8, 0), (0, 64), (8, 0)