Math, asked by Anonymous, 1 year ago

Without actually calculating the cubes find 2(0.3)³+(0.4)³+(0.5)³+(-0.7)³+(-0.8)³


plzzz solve with clear steps

Answers

Answered by pompi19
1
=2×{0.027+0.064+0.125+(-0.343)+(-0.512)}

=2×(0.027+0.064+0.125-0.343-0.512)

=2×(0.216-0.855)

=2×(-0.639)

= -1.278

= -1.28
Similar questions