a : b : c = 4x : 5x : 7x
c² - b² - a² = 32
49x² - 25x² - 16x² = 32
8x² = 32
x² = 4
x1 = 2 , x2 = -2
a + b + c = 4 * 2 + 5 * 2 + 7 * 2 = 32
a + b + c = 4 * -2 + 5 * -2 + 7 * -2 = -32
Copyright © 2024 SCHOLAR.TIPS - All rights reserved.
Answers & Comments
a : b : c = 4x : 5x : 7x
c² - b² - a² = 32
49x² - 25x² - 16x² = 32
8x² = 32
x² = 4
x1 = 2 , x2 = -2
a + b + c = 4 * 2 + 5 * 2 + 7 * 2 = 32
a + b + c = 4 * -2 + 5 * -2 + 7 * -2 = -32