Solution! 72+27-5=0 rotation of axis then chaye x = x²C₂₂0 - ylsing rotates y=2²630 y = 2¹sino + ylaso 21 = 21¹ Casso-yl simbo" = 2₁ '(√) - 31 (1) = but into √32141 2 2 ya 2'sin]5+ y² Cos30° = 21/1/2+y! √ ] 21+√5321 y = Ⓒ 0=30⁰ 30° 2 (B₂1_21) + 2 (2+1=31) 520 +2 2√32¹-371 +221 +2√75¹ - 1020 →)√(2+2√3)2¹+ (253-3) 5₁ - 10=0 2 3 30° 4 >2
Solution! 72+27-5=0 rotation of axis then chaye x = x²C₂₂0 - ylsing rotates y=2²630 y = 2¹sino + ylaso 21 = 21¹ Casso-yl simbo" = 2₁ '(√) - 31 (1) = but into √32141 2 2 ya 2'sin]5+ y² Cos30° = 21/1/2+y! √ ] 21+√5321 y = Ⓒ 0=30⁰ 30° 2 (B₂1_21) + 2 (2+1=31) 520 +2 2√32¹-371 +221 +2√75¹ - 1020 →)√(2+2√3)2¹+ (253-3) 5₁ - 10=0 2 3 30° 4 >2
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter1: Fundamental Concepts Of Algebra
Section1.3: Algebraic Expressions
Problem 20E
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