Piper claims that 3(2a + 2) is equivalent to 5a + 6. she checks her claim by substituting -3 for a. is piper's claim correct? why or why not?

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

Rewrite the following quadratic functions in intercept or factored form. show your work. y = x^2 + 7x + 10

Hurrya vegetable garden and a surrounding path are shaped like a square that together are 11ft wide. the path is 2ft wide if one bag of gravel covers 9 square feet how many bags are needed to cover the path