Apoint h on a segment with endpoints b (3, −1) and z (12, 5) partitions the segment in a 5: 1 ratio. find h.

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. y = 4x^2 - 19x- 5

The? half-life of a radioactive substance is 20 years. if you start with some amount of this? substance, what fraction will remain in 120 ? years