60 minutes is 20 percent of
1 answer:
You might be interested in
![\bf \begin{cases} c(x)=4x-2\\\\ d(x)=x^2+5x \end{cases}\qquad thus \\\\\\ (c\circ d)(x)\implies \begin{array}{llll} c(x)=&4x-2\\\\ c[\ d(x)\ ]=&4(dx)-2\\\\ c[\ \boxed{x^2+5x}\ ]= &4(\boxed{x^2+5x})-2 \end{array}](https://tex.z-dn.net/?f=%5Cbf%20%5Cbegin%7Bcases%7D%0Ac%28x%29%3D4x-2%5C%5C%5C%5C%0Ad%28x%29%3Dx%5E2%2B5x%0A%5Cend%7Bcases%7D%5Cqquad%20thus%0A%5C%5C%5C%5C%5C%5C%0A%28c%5Ccirc%20d%29%28x%29%5Cimplies%20%0A%5Cbegin%7Barray%7D%7Bllll%7D%0Ac%28x%29%3D%264x-2%5C%5C%5C%5C%0Ac%5B%5C%20d%28x%29%5C%20%5D%3D%264%28dx%29-2%5C%5C%5C%5C%0Ac%5B%5C%20%5Cboxed%7Bx%5E2%2B5x%7D%5C%20%5D%3D%20%264%28%5Cboxed%7Bx%5E2%2B5x%7D%29-2%0A%5Cend%7Barray%7D%20)
distribute and simplify
Answer:
false
Step-by-step explanation:
numbers are repeating
Answer:
3x^2+14x+8=0
(3x^2+12x) (2x+8)=0
3x(X+4) 2(X+4)=0
so, (3x+2) (X+4)=0
either 3x+2=0
X= -2/3
or X+4=0
X= -4
now sum of solutions so
-2/3+-4
(-2+-12)/3
-14/3
Half an hour everyday means she exercises 30 minutes per day.
5 hours is 300 minutes. 300/30= 10 days of exercise.
