Elena is making circular birthday invitations for her friends. The radius of the circle is 7.5 cm. She purchased 500 cm of ribbon to glue around the edge of each invitation. Would she have enough ribbon to make 10 invitations? If so, how much ribbon would be left over? If not, how much more ribbon would she need? Round answers to the nearest hundredth.

t = 3

step-by-step explanation:

put t = 3 in this expression :

(3²-1)(3²-2)(3² - 3)(3² - 4) = 8×7×6×5 = 56×30 = 1680

example 2 – simplify: step 1: completely factor both the numerators and denominators of all fractions. step 2: change the division sign to a multiplication sign and flip (or reciprocate) the fraction after the division sign; essential you need to multiply by the reciprocal. step 3 : cancel or reduce the fractions.

answer: i think one of the answer is $150 and $300?

step-by-step explanation: