The word form of 3.1 is three and one tenth. "Three and one tenth" could also be a mixed number, so all we do is get the mixed number "three and one tenth":
$3 \frac{1}{10}$

3 0

3 years ago

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Convert 71.9% to a decimal. a. 0.00719 b. 0.719 c. 7.19 d. 0.0719

alexandr1967 [171]

Just move the decimal two places over so B)0.719

8 0

3 years ago

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Use the Factor Theorem to find ALL zeros of f(x) = x^3 - x^2 - 11x + 15, given that 3 is a zero. Show all work and express zeros

ELEN [110]

Answer:

Step-by-step explanation:

by synthetic division

3) 1 -1 -11 15

| 3 6 -15 (add)

____________

1 2 -5 |0

x²+2x-5=0

$x=\frac{-2 \pm\sqrt{2^{2} -4*1*-5} }{2*1} \\or~x=\frac{-2 \pm\sqrt{4+20} }{2} \\or~x=\frac{-2 \pm2\sqrt{6} }{2} \\or ~x=-1 \pm \sqrt{6}$

5 0

2 years ago