Find all cube roots of the complex number. Leave answers in trigonometric form.-125i
A. 5 cis 90°, 5 cis °210, 5 cis 330°
B. 5 cis 30°, 5 cis °60, 5 cis 90°
C. 5 cis 90°, 5 cis °180, 5 cis 270°
D. 5 cis °210, , 5 cis 270°, 5 cis 330°
Answer: A
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The size of two matrices is given. Find the size of the product AB and the product BA, if the products exist.A is 1 × 3, B is 3 × 1.
A. AB is 1 × 1, BA is undefined. B. AB is undefined, BA is 3 × 3. C. AB is 1 × 1, BA is 3 × 3. D. AB is 3 × 3, BA is 1 × 1.
Write the contrapositive of the statement. Then use the contrapositive to determine whether to conditional statement is true or false.If is not an integer, then n is not an integer.
A. If n is an integer, then is an integer. false
B. If is an integer, then n is an integer. false
C. If is an integer, then n is an integer. true
D. If n is an integer, then is an integer. true
Multiply and simplify.
A. 32
B. 32y4
C. 8y3
D. 32y3
Solve the problem.After receiving a drop in price of 5.5% on its bulk order of printer cartridges, John's Office Supply pays What was the original price of the order?
A. $1994 B. $2000 C. $1786 D. $1881