Solve the problem.The stock market gained 7 points on Tuesday and lost 39 points on Wednesday. Find the difference between these changes.
A. -46 points
B. 32 points
C. 46 points
D. -32 points
Answer: C
Mathematics
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Collect like terms.-m3 + 7m4 + 7m2 + m4 - 7m3
A. -8m4 + 8m3 - 7m2 B. 8m8 - 8m6 + 7m2 C. 7m4 - m3 + 7m2 D. 8m4 - 8m3 + 7m2
Mathematics
The function graphed is of the form y = a sin bx or y = a cos bx, where b > 0. Determine the equation of the graph.
A. y = 4 cos 
B. y = 4 sin (3x)
C. y = -4 sin (3x)
D. y = -4 cos (3x)
Mathematics
Rewrite the expression as the sum and/or difference of logarithms, without using exponents. Simplify if possible.loga8x3yz5
A. 8 + logay + logaz5 B. 15 loga8xyz C. loga8 - 3 logax - logay - 5 logaz D. loga8 + 3 logax + logay + 5 logaz
Mathematics
Multiply or divide as indicated. Make sure that your answer is reasonable by estimating first. 48.9 ÷ 5
A. 0.978 B. 9.78 C. 0.102 D. 97.8
Mathematics