Question

Q.4 Evaluate the following using a suitable identity:
(a) 98³
(b) (998)² -4
(C) (-25) ³ + 10³+15³

Pls answer correctly or else I will report you. ​

Answer 1

Answer:

(100-2)^3=(100-2){(100)^2+(2)^2+100*2}

98(10000+4+200)=98(1024)=999992