Add or subtract, as indicated. Assume that all variables represent positive real numbers.
- 4
A. -3
B. 3
C. -3
D. 4
Answer: C
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Solve the problem.The hypotenuse of a right triangle is 9 feet long. One leg of the triangle is 3 feet longer then the other leg. Find the perimeter of the triangle.
A. ft
B. ft
C. (3 + 9) ft
D. (3 - 9) ft
Provide an appropriate response.Find the mistake in the following problem and give the correct result: 12 - 2i - (3 + 2i) = 9
What will be an ideal response?
If n is an integer, n ? 180° represents an integer multiple of 180°, and represents an odd integer multiple of 90°. Decide whether the expression is equal to 0, 1, -1, or is undefined. tan((2n + 1) ? 90°)
A. Undefined B. -1 C. 1 D. 0
Write a formula for the nth term of the geometric sequence.0.008, 0.16, 3.2, 64, . . .
A. an = 0.008(20)n - 1 B. an = 0.08(20)n - 1 C. an = 8(20)n D. an = 8(0.2)n