Please answer Which of the following is a quadratic function in standard form?
A. F(x) = 2x² - 2x + 8
B. f(x) = -4(x-3) +23
C. f(x) = 6x +4x + 2x
D. F(x) = 2(x + 1)(x-1)
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Maria donates a fixed amount, a, to a charity each month. if she donates $300 in 12 months, what is the equation for a? a. a + 300 = 12 b. a × 300 = 12 c. a × 12 = 300 d. a + 12 = 300 e. a + 32 = 100

A) if $50000 is invested in a bank account that pays 9.3% of interest compounded on a six-monthly basis, how much money will be in the account after 3 and 12 years? b) if matusalen's father had put $2.0 in the bank when he was born and there, how long would matusalen have had to his death (969 years later) if the interest was 7% per year composed each month and weekly?

What is the length and width of a 84.5 square foot rug? will mark