" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
= 1 - 2(-6) + (-3)
= 1 + 12 - 3
= 13 - 3
= 10
b) p² - 2qr + 3p = (-2)² - 2(3 × 1) + 3(-2)
= 4 - 2(3) + (-6)
= 4 - 6 - 6
= -2 - 6
= -8
c) p² - 2qr + 3p = (1)² - 2(2 × (-2)) + 3(1)
= 1 - 2(-4) + 3
= 1 + 8 + 3
= 9 + 3
= 12
= 1 - 2(-6) + (-3)
= 1 + 12 - 3
= 13 - 3
= 10
b) p² - 2qr + 3p = (-2)² - 2(3 × 1) + 3(-2)
= 4 - 2(3) + (-6)
= 4 - 6 - 6
= -2 - 6
= -8
c) p² - 2qr + 3p = (1)² - 2(2 × (-2)) + 3(1)
= 1 - 2(-4) + 3
= 1 + 8 + 3
= 9 + 3
= 12