Write the standard form of the equation of the circle whose radius is r and whose center is (h, k).r = 4; (h, k) = (-8, 0)
A. x2 + (y - 8)2 = 4
B. (x - 8)2 + y2 = 16
C. x2 + (y + 8)2 = 4
D. (x + 8)2 + y2 = 16
Answer: D
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Find the missing parts of the triangle. A = 97.3°b = 15.2 fta = 30.7 ftIf necessary, round angles and side lengths to the nearest tenth.
A. B = 34.4°, C = 48.3°, c = 24.8 ft B. no such triangle C. B = 53.3°, C = 29.4°, c = 24.8 ft D. B = 29.4°, C = 53.3°, c = 24.8 ft
Solve the equation by using the square root property. Simplify all radicals.(r + 5)2 = 13
A. {8}
B. {-5 ± 
}
C. {5 ± 
}
D. {±
}
Factor the expression.x(4x + 5)2(x2 - 6)-1/2 + 4(x2 - 6)1/2(4x + 5)
A. (4x + 5)(x2 - 6)1/2(8x2 + 5x - 24) B. (4x + 5)(x2 - 6)-1/2(8x2 + 5x - 24) C. (4x + 5)2(x2 - 6)-1/2(4x2 + x - 24) D. (4x + 5)(x2 - 6)-1/2(4x2 + 4x - 19)
Graph the function and then find the specified limit. When necessary, state that the limit does not exist.f(x) = 
; 
f(x) 
A. 
f(x) = 0
B. 
f(x) = 7
C. 
f(x) = 3
D. 
f(x) = 2