Solve the equation.
-x(3x + 4)= 4
A) $0 , \frac { 4 } { 3 }$
B) $0 , - \frac { 4 } { 3 }$
C) $\frac { 2 } { 3 } , - 2$
D) $\frac { 3 } { 2 } , 2$

Name: Solve the equation. -x(3x + 4)= 4 A) $0 , \frac { 4 } { 3 }$ B) $0 , - \frac { 4 } { 3 }$ C) $\frac { 2 } { 3 } , - 2$ D) $\frac { 3 } { 2 } , 2$
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Question

Quizplus · Accepted Answer

To solve the equation x(3x + 4) = 4, expand to get 3x^2 + 4x - 4 = 0. Using the quadratic formula, x = [-b ± √(b²-4ac)]/(2a), where a = 3, b = 4, c = -4, we find the solutions x = 2/3 and x = -2.

Solve the Equation 0,430 , \frac { 4 } { 3 }0,34​

Solve the Equation $0 , \frac { 4 } { 3 }$