A 3 b 3 a 2 ab b 2

Asked by admin @ 20/08/2021 in Math viewed by 292 People

Prove a3-b3=(a-b)(a2+b2+ab) by activity

Answered by admin @ 20/08/2021

(a+b)3 =(a+b)2 (a+b) <=do u mean

=>a3+b3+3ab(a+b)=(a+b)2 (a+b)
=>a3+b3=(a+b)2 (a+b) - 3ab(a+b)
=(a+b) {(a+b)2-3ab}
=(a+b)(a2+b2+2ab-3ab)
=(a+b)(a2+-ab+b2) verified.

Line ab contains points a (3, −2) and b (1, 8). the slope of line ab is

Asked by maham237 @ 29/11/2020 in Mathematics viewed by 429 persons

A 2 b 2 c 2 ab bc ca

Asked by admin @ 11/08/2021 in Math viewed by 351 persons

a2+b2+c2-ab-bc-ca Whatever the value of a, b, c be the equation can never be negative. Prove it.. I got this Riddle from my Maths Teacher. Help me prove this.

A 2 b 2 c 2 ab bc ca identity

Asked by admin @ 02/08/2021 in Math viewed by 297 persons

a2+b2+c2-ab-bc-ca Whatever the value of a, b, c be the equation can never be negative. Prove it.. I got this Riddle from my Maths Teacher. Help me prove this.

A 2 b 2 c 2 ab bc ca 0

Asked by admin @ 02/08/2021 in Math viewed by 290 persons

A^2+b^2+c^2-ab-bc-ca =0 then prove that a=b=c

Find ab if a 0 3 and b 2 7

Asked by admin @ 02/08/2021 in Math viewed by 373 persons

Solve this question on the real axis if A=[0, 3] and B=[2, 6] than find the following A'

Factorise 8a 3 b 3 12a 2b 6ab 2

Asked by admin @ 10/08/2021 in Math viewed by 265 persons

Factorise 8a^3+b^3+12a^2b+6ab^2

Line ab contains points a(4, 5) and b(9, 7). what is the slope of ?

Asked by maham237 @ 29/11/2020 in Mathematics viewed by 595 persons

A 3 3a 2b 3ab 2 b 3 8

Asked by admin @ 17/08/2021 in Math viewed by 293 persons

Factorize a^3 + 3a^2b + 3ab^2 + b^3 - 8 please urgently i need the answer quick

Line ab contains points a (8, −4) and b (1, −5). the slope of line ab is

Asked by maham237 @ 25/12/2020 in Mathematics viewed by 430 persons

Line ab contains points a (0, 1) and b (1, 5). the slope of line ab is

Asked by maham237 @ 25/12/2020 in Mathematics viewed by 441 persons

Line AB contains points A (0, 1) and B (1, 5). The slope of line AB is −4 negative 1 over 4 1 over 4 4 I'm thinking it's D. …

Lesson 3 10 practice b dividing fractions and mixed numbers

Asked by admin @ 22/11/2021 in Mathematics viewed by 291 persons

Lesson 4-3 Dividing Mixed Numbers Practice and Problem Solving: A/B Find the reciprocal. Show that the product of the mixed number and its reciprocal is 1. 1. 10 1/2 2. …