Find an equivalent equation in rectangular coordinates.r = 2(sin ? - cos ?)
A. 2x2 + 2y2 = y - x
B. 2x2 + 2y2 = x - y
C. x2 + y2 = 2x - 2y
D. x2 + y2 = 2y - 2x
Answer: D
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Suppose u and v are differentiable functions of x. Use the given values of the functions and their derivatives to find the value of the indicated derivative.u(2) = 10, u '(2) = 3, v(2) = -1, v '(2) = -4.
(3v - u) at x = 2
A. -15 B. 7 C. -9 D. -13
Find the missing monomial, factor or term.-6x5 ? ? = -54x8
A. -9x3 B. x3 C. 15x3 D. 9x3
Answer the question.How many automobile license plates can be made involving 3 letters followed by 2 digits, if letters cannot be repeated ( used more than once ) but digits can be repeated ?
A. 1,757,600 B. 1,829,020 C. 1,531,400 D. 1,560,000
Find the indicated root or state that the expression is not a real number.
A. - 
B. 2
C. not a real number
D. -2