Evaluate the expression for othe given values of the variables.18 - z2 for z = -4
A. 144
B. 26
C. 34
D. 2
Answer: D
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Solve. Round to the nearest tenth when necessary.Jack and Jill are planning a new kitchen. The old kitchen measured 11 feet by 20 feet. The new kitchen is similar in shape, but the longest dimension is 28 feet. What is the smaller dimension of the new kitchen?
A. 50.9 ft B. 7.9 ft C. 15.4 ft D. 6160 ft
Write, as indicated, the converse, inverse, or contrapositive for the statement.If you received a refund of over $1,000, then you cannot make a claim. (contrapositive)
A. If you cannot make a claim, then you did not receive a refund of over $1,000. B. If you can make a claim, then you received a refund of over $1,000. C. If you did not receive a refund of over $1,000, then you can make a claim. D. If you can make a claim, then you did not receive a refund of over $1,000.
Use properties of exponents to simplify the expression. Express answer in exponential form.93 ? 9-5
A. -98 B. 9-15 C. 9-2 D. -9-2
Factor completely.x4 + x3y - 27x - 27y
A. (x + 3)(x2 - 3x + 9)(x - y) B. (x + 3)(x2 - 3x + 9)(x + y) C. (x - 3)(x2 + 3x + 9)(x + y) D. (x - 27)(x3 + x + y)