1. Complete the table below Values of
Given
Standard Form
a
b
1. 2x - 3x2 = 5
2.4 - x2 = 5x
3. (2x + 5)(x - 4) = 0
4. 2x(x - 1) = 6
5. (x + 1)(x + 4) = 8
Solve the quadratic equation using appropriate method.
x2 - 81 = 0 2. x2 + 5x + 6 = 0 3. 2x2_4x + 3 = 0
PIVOT 4A CA

the radius is 2 times the diameter.

step-by-step explanation:

moderators are

your answer is c. 97 (don't delete this again)

step-by-step explanation:

1) the property is   ixi = a ⇔x = a   o x = -a

4(x-5)+3= 15⇒4x-20+3 = 15⇒4x-17= 15⇒4x = 15+17⇒4x = 32⇒x =32/4= 8

4(x-5) +3= -15⇒4x-20 +3 = -15⇒4x-17= -15⇒4x =-15+17⇒4x = 2⇒x =2/4= 1/2

the values are x =8 and x = 0,5