Write a numerical expression for the phrase and simplify it.The product of -5 and the sum of 1 and -2
A. -5[1 + (-2)]; 5
B. -5 + (1)(-2); -7
C. (-5)(-2) + 1; 11
D. (-5)(1) + (-2); -7
Answer: A
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Evaluate the integral.
A.
B. 1
C.
D. Diverges
Write the complex number in polar form. Express the argument ? in degrees, with 0 ? ? ? 360°.4i
A. 4(cos 90° + i sin 90°) B. 4(cos 180° + i sin 180°) C. 4(cos 270° + i sin 270°) D. 4(cos 0° + i sin 0°)
Solve the problem.The distance d in miles that can be seen on the surface of the ocean is given by where h is the height in feet above the surface. How high (to the nearest foot) would a platform have to be to see a distance of 16.5 miles?
A. 121 ft B. 272 ft C. 110 ft D. 408 ft
Find the coordinates of the vertex of the quadratic function.f(x) = 11(x - 5)2 + 4
A. (4, -5) B. (-5, 4) C. (11, 5) D. (5, 4)