Explain why the polynomial 144x^2 − 200x + 81 is not a perfect square. a. 81x ≠ 2(20x ∙ 9) b. 144x ≠ 2(20x ∙ 12) c. 200x ≠ 2(9x ∙ 12) d. 200x ≠ 2(12x ∙ 9)

What is the simplified expression for 6(2(y+x))

An objects motion is described by the equation d= 4sin (pi t) what will the height of the object be at 1.75 seconds?

For the rule of 78, for a 12-month period, the last term in the sequence is 12 and the series sums to 78. for an 10 month period, the last term is and the series sum is . for a 15 month period, the last term is and the series sum is . for a 20 month period, the last term is and the series sum is