Solve the polynomial equation by using the root method.
-$$3 x ^ { 4 } - 768 = 0$$
A) $- 4$
B) 4,0
C) $4 , - 4$
D) 4

Name: Solve the polynomial equation by using the root method. -\[3 x ^ { 4 } - 768 = 0\] A) $- 4$ B) 4,0 C) $4 , - 4$ D) 4
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Question

Quizplus · Accepted Answer

The equation can be rewritten as $3x^4 = 768$. Dividing both sides by 3 gives $x^4 = 256$. Taking the fourth root of both sides gives $x = \pm 4$, since both 4 and -4 raised to the fourth power equal 256.

Solve the Polynomial Equation by Using the Root Method 3x4−768=03 x ^ { 4 } - 768 = 03x4−768=0

Solve the Polynomial Equation by Using the Root Method $3 x ^ { 4 } - 768 = 0$