Question

If a=4 and b=5, find the value of a³+b³-3a²b + 3ab²

Answer 1

Answer:

(4)³ + (5)³-3(4)²(5)+3(4)(5)²

64 + 125 - 3 (16 ) (5) + 12 (25)

189 - 48 (5) + 300

189 - 240 + 300

51 + 300

351 (Ans .)

Answer 2

Step-by-step explanation:

(4)3 + (5)3 -3 (4)2 (5)+3(4) (5)2

64 + 125 -3(16)(5)+12 (25)

189 -48(5)+300

189-240 +300

-51 + 300

249 Ans