Question

) If x = -10 , Find the value of 3x3 -5x-40​

Answer 1

Answer:

can you mark as expert

Step-by-step explanation:

put of value x in equation

$3x {}^{3} - 5x - 40 \\ 3 \times - 10 {}^{3} - 5 \times - 10 - 40 \\ - 3 \times 1000 + 50 - 40 \\ - 3000 + 10 \\ - 2990$