3. x=-4 4. 3x³ + 17 =- 1

Algebra and Trigonometry (6th Edition)
6th Edition
ISBN:9780134463216
Author:Robert F. Blitzer
Publisher:Robert F. Blitzer
ChapterP: Prerequisites: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
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can someone help me with 3 and 4?
For questions 1 - 4 Solve for x.
1. 4x² - 1 = 63
4x²=64
x² = 64
4
x²-4²=0
(x+4)(x-4)=0
X=-4,4
1
3. x³ = 4
= 16
2. 63x³ = 4
x 2/3 -(63-4)=59
x (59) ³12
X= 59 59
4. 3x³ + 17 =- 1
Transcribed Image Text:For questions 1 - 4 Solve for x. 1. 4x² - 1 = 63 4x²=64 x² = 64 4 x²-4²=0 (x+4)(x-4)=0 X=-4,4 1 3. x³ = 4 = 16 2. 63x³ = 4 x 2/3 -(63-4)=59 x (59) ³12 X= 59 59 4. 3x³ + 17 =- 1
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