A unit rate is when rates are expressed as a quantity of one.
The second and the third one are similar.
Multiply every coordinate by the scale factor 3
(-1,2,0) ----> (-3,6,0) is the answer
Answer:
29
Step-by-step explanation:
first sub in 3 wherever x is shown
(3)^2+8(3)-4 the use bedmas (brackets,exponents,division,multiplication,addition,subtraction)
solve brakets first
(3)^2=9
8(3)=24
rewrite equation ; 9+24-4=29
Answer:
total 3 roots,
How do I know?:
put this function in graphing calculator
And if you don't have a graphing calculator, then calculate it out bu yourself:
(x + 1)(x − 1)(x − 7) = 0