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दर्शाइए कि : (i) (3x+7)^2-84x=(3x-7)^2...

दर्शाइए कि :
(i) `(3x+7)^2-84x=(3x-7)^2`
(ii) ` (9p-5q)^2+180pq=(9p+5q)^2`
(iii) ` ((4)/(3)m-(3)/(4)n)^2+2"mm"=(16)/(9) m^2+(9)/(16)n^2`
(iv) `(4pq+3q)^2-(4pq-3q)^2=48pq^2`
(iv) ` (a-b)(a+b)+(b-c)(b+c)+(c-a)(c+a)=0`

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Show that. (i) (3x+7)^2-84x=(3x-7)^2 (ii) (9p-5q)^2+180pq=(9p+5q)^2 (iii) (4/3(m)-3/4(n))^2+2mn=16/9(m^2)+9/16(n^2) (iv) (4pq+3q)^2-(4pq-3q)^2=48pq^2 (v) (a-b)(a+b)+(b-c)(b+c)+(c-a)(c+a)=0

Show that : (4pq+3q)^(2)-(4qp-3q)^(2)=48pq^(2)(a-b)(a+b)+(b-c)(b+c)+(c-a)(c+a)=0

Show that : (4p q+3q)^2-(4q p-3q)^2=48 p q^2 (a-b)(a+b)+(b-c)(b+c)+(c-a)(c+a)=0

Show that (4pq+3q)^2-(4pq-3q)^2 = 48pq^2

Show that (9p-5q)^2+180pq=(9p+5q)^2

show that (4pq+3q)^(2)-(4pq-3q)^(2)=48pq^(2)

Show that.(i) (3x+7)2-84x=(3x-7)2( ii) (9p-5q)2+180pq=(9p+5q)2( iii) (43(m)-34(n))2+2mn=169(m2)+916(n2)( iv )(4pq+3q)2-(4pq-3q)2=48pq2(v)(a-b)(a+b)+(b-c)(b+c)+(c-a)(c+a)=0

Show that: :(3x+7)^(2)-84x=(3x-7)^(2)(9a-5b)^(2)+180ab=(9a+5b)^(2)((4m)/(3)-(3n)/(4))^(2)+2mn=(16m^(2))/(9)+(9n^(2))/(16)

Show that : (3x+7)^2-84 x=(3x-7)^2 (9a-5b)^2+180 a b=(9a+5b)^2 ((4m)/3-(3n)/4)^2+2m n=(16 m^2)/9+(9n^2)/(16)

Show that: (9p - 5q)^2 + 180 pq = (9p+ 5q)^2