Find the inverse of the relation.{(-8, 5), (8, -5), (-7, -3), (7, 3)}
A. {(-5, -8), (-9, 8), (8, -7), (3, -7)}
B. {(5, -8), (-8, 8), (-3, -7), (3, 7)}
C. {(5, -8), (-5, 8), (-3, 8), (3, 7)}
D. {(5, -8), (-5, 8), (-3, -7), (3, 7)}
Answer: D
Mathematics
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Use a calculator to find the following to four decimal places.ln 0.000876
A. -7.0401 B. 7.0401 C. -3.0575 D. 3.0575
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Use long division to find the quotient and check.3253 ÷ 4
A. 813 R3 B. 813 C. 813 R1 D. 814
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Find the magnitude and direction angle for the following vector. Give the direction angle as an angle in [0°, 360°) rounded to the nearest tenth.
A. 6, 330° B. 9, 150° C. 9, 210° D. 6, 150°
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The function f is one-to-one. Find its inverse.f(x) = x2 + 6, x ? 0
A. f-1(x) = 
, x ? 6
B. f-1(x) = 
- 6, x ? 0
C. f-1(x) = 
, x ? -6
D. f-1(x) = 
- 6, x < 0
Mathematics