Factor completely 16x8 – 1.
0 (4x4 – 1)(4x4 + 1)
(2x2 - 1)(2x2 + 1)(4x4 pohon
(2x2 - 1)(2x + 1)(2x + 1)(2x + 1)
(2x2 - 1)(2x + 1)(4x4 - 1)

Pick the expression that matches this description: a polynomial of the 5th degree with a leading coefficient of 7 and a constant term of 6 (choice a) 7x^5+2x^2+6 (choice b) 7x^6−6x^4+5 (choice c) 6x^7−x^5+5 (choice d) 6x^5+x^4+7

Rewrite the following quadratic functions in intercept or factored form. show your work. f(x) = 3x^2 - 12

Scores on the cognitive scale of the bayley-scales of infant and toddler development range from 1 to 19, with a standard deviation of 3. calculate the margin of error in estimating the true mean cognitive scale score, with 99% confidence, if there are 12 infants and toddlers in a sample.