Multiply. Simplify by combining like terms.(x + 14y)2
A. x2 + 28x + 196y2
B. x4 + 196y2
C. 196x2 + 28xy + 196y2
D. x2 + 28xy + 196y2
Answer: D
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- 2
A. 3
B. 7
C. -10
D. 3
Solve the right triangle ABC with C = 90°. Your answer should give an angle in decimal degrees when given an angle in decimal degrees and in degrees and minutes when given an angle in degrees and minutes. Use the rules for significant digits.b = 55.7 m, c = 200.6 m
A. a ? 193 m, A ? 73.9°, B ? 16.1° B. a ? 192.7 m, A ? 73.88°, B ? 16.12° C. a ? 192.7 m, A ? 73.9°, B ? 16.1° D. a ? 190 m, A ? 74°, B ? 16°
Solve the problem.An appliance store had monthly sales of $112,600 and spent 4% of it on advertising. How much was spent on advertising?
A. $45,040 B. $281,500 C. $2,815,000 D. $4504
Write out the first five terms of the sequence.an = n2 - n
A. 1, 4, 9, 16, 25 B. 2, 6, 12, 20, 30 C. 0, 3, 8, 15, 24 D. 0, 2, 6, 12, 20