Provide an appropriate response.Can the sum be simplified without first simplifying the individual radical expressions?
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A. Yes
B. No
Answer: B
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Find the x-intercepts and y-intercept of the graph of the given quadratic equation.y = 3x2 + 9x - 12
A. x-intercepts (1, 0) and (-4, 0); y-intercept (0, -12) B. x-intercepts (-1, 0) and (-4, 0); y-intercept (0, 12) C. x-intercepts (-1, 0) and (4, 0); y-intercept (0, -12) D. x-intercepts (1, 0) and (4, 0); y-intercept (0, 12)
Provide an appropriate response. Use the law of sines to solve the triangle ABC if a = 22, b = 12, and A = 42°. If there are two possibilities, find both solutions. Round sides to four significant digits and angles to the nearest 0.1°.
A. c = 29.40, B = 21.4°, C = 116.6°; c = 30.78, B = 68.6°, C = 69.4° B. c = 30.78, B = 68.6°, C = 69.4° C. c = 29.40, B = 21.4°, C = 116.6° D. c = 9.451, B = 111.4°, C = 26.6°
Perform the indicated operations and simplify the result. Leave the answer in factored form.
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D. 
Find the center (h, k) and radius r of the circle with the given equation. x2 + 6x + 9 + (y - 6)2 = 49
A. (h, k) = (3, -6); r = 49 B. (h, k) = (-3, 6); r = 7 C. (h, k) = (6, -3); r = 7 D. (h, k) = (-6, 3); r = 49