I would substitute y = x^2
4y^2 -21y+20=0
Answer:


Step-by-step explanation:
Given

Required
Solve:

Open bracket

Take LCM



Take LCM


Divide by 3/3

Answer:
Exact form
x=
/10 + 1
Decimal
x=1.31622776
Step-by-step explanation:
Answer:
f(x) = (X^3 +6) + 4
Step-by-step explanation:
to move left add +6 from <u>inside</u> the parenthesis
to move up add +4 <u>outside</u> of parenthesis
<em>*since there were no parenthesis you add them*</em>
Step-by-step explanation:
angles on a straight line