Multiply, then simplify the product. Assume that all variables represent positive real numbers.
(
- 
)
A. 6
- 18
B. 54
C. 18
D. 36 - 6
Answer: C
Mathematics
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Change the complex number to rectangular form.
cos 270°
A. 2.646 + 0j B. -2.646 + 0j C. 0 - 2.646j D. 0 + 2.646j
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Write the given set in interval notation and graph the set on a number line.{x|x ? 7}
A. (7, ?)
B. [7, ?)
C. (-?, 7)
D. (-?, 7]
Mathematics
Factor completely. If the polynomial is prime, state so.x9 - 8y6
A. (x3 + 2y2)(x6 + 2x3y2 + 4y4) B. (x3 - 2y2)(x6 + 2x2y3 + 4y4) C. (x3 - 2y2)(x6 + 2x3y2 + 4y4) D. (x3 - 2y2)(x3 - 2x3y2 - 4y2)
Mathematics
Using complements (with respect to 1) of the single discounts, find the net cost equivalent for the following discount.10/5/20
A. 0.316 B. 0.65 C. 0.684 D. 0.35
Mathematics