For the point given in rectangular coordinates, find equivalent polar coordinates  for  and (-7, -7)

A. (-7, 225°)
B. (-14, 315°)
C. (7, 225°)
D. (7, 315°)


Answer: C

Mathematics

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Use the distributive property to rewrite the algebraic expression without parentheses. Then simplify the result, if possible.3(9x + 3)

A. 27x + 9 B. 12x + 6 C. 36x D. 27x + 3

Mathematics

Find the product.(2x - 7y)2

A. 2x2 + 49y2 B. 4x2 - 28xy + 49y2 C. 4x2 + 49y2 D. 2x2 - 28xy + 49y2

Mathematics

For the polynomial function find the following: (i) Degree of the polynomial; (ii) All x intercepts; (iii) The y intercept.y = x2 - 100

A. (i) 2 (ii) -11, 11 (iii) -100 B. (i) 2 (ii) -10, 10 (iii) -100 C. (i) 1 (ii) 10 (iii) -100 D. (i) 1 (ii) 50 (iii) -100

Mathematics

Simplify. Assume that all variables represent positive real numbers.

A. (9k7q8) 
B. (9k3q4) 
C. (9k3q4) 
D. (9q4)

Mathematics