3 Select the correct answer.
Which expression is equivalent to the glven expression?
2r2 - 141 + 24
OA. (2.1 - 12)(x - 2)
OB. 201 - - 3)(x - 4)
OC. 2(- 5)(x - 2)
OD. 2(- 8)(1+3)
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The following frequency table relates the weekly sales of bicycles at a given store over a 42-week period.value01234567frequency367108521(a) in how many weeks were at least 2 bikes sold? (b) in how many weeks were at least 5 bikes sold? (c) in how many weeks were an even number of bikes sold?

Write the sine and cosine values of a, b, respectively, in the figure for (1) and (2) + explanation.

What is the length of the segment, endpoints of which are intersections of parabolas y=x^2− 11/4 x− 7/4 and y=− 7 /8 x^2+x+ 31/8 ?