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factorise : a²- b² -2(ab –ac + bc) Plz help I will mark answer as the brainliest answer - Brainly.in
factorise : a²- b² -2(ab –ac + bc) Plz help I will mark answer as the brainliest answer - Brainly.in

Trigonometry
Trigonometry

PROVE THAT THE DETERMINANT b2+c2 ab ac ab c2 +a2 bc ac bc a2+b2 is equal to 4a2b2c2 - Maths - Determinants - 4393411 | Meritnation.com
PROVE THAT THE DETERMINANT b2+c2 ab ac ab c2 +a2 bc ac bc a2+b2 is equal to 4a2b2c2 - Maths - Determinants - 4393411 | Meritnation.com

Prove that |(a^2 + λ,ab,ac),(ab,b^2 + λ,bc),(ac,bc,c^2 + λ)| = λ^2(a^2 + b^2 + c^2 + λ) - Sarthaks eConnect | Largest Online Education Community
Prove that |(a^2 + λ,ab,ac),(ab,b^2 + λ,bc),(ac,bc,c^2 + λ)| = λ^2(a^2 + b^2 + c^2 + λ) - Sarthaks eConnect | Largest Online Education Community

Trigonometry
Trigonometry

Ex 5.1, 4 - If a point C lies between two points A & B - Ex 5.1
Ex 5.1, 4 - If a point C lies between two points A & B - Ex 5.1

Solved Let a, b and c be integers Prove the following: | Chegg.com
Solved Let a, b and c be integers Prove the following: | Chegg.com

How to prove (AB+BC) /AC=cot (B/2) for any triangle - Quora
How to prove (AB+BC) /AC=cot (B/2) for any triangle - Quora

In triangle ABC,D is the mid-point of BC and AEperp BC. If AC>AB , then show that AB^{2}=AD^{2}-BCtimes DE+frac{BC^{2}}{4}
In triangle ABC,D is the mid-point of BC and AEperp BC. If AC>AB , then show that AB^{2}=AD^{2}-BCtimes DE+frac{BC^{2}}{4}

Factorise a2-b2-2(ab-ac+bc) - Brainly.in
Factorise a2-b2-2(ab-ac+bc) - Brainly.in

∣∣ ∣ ∣∣−a2abacba−b2bccacb−c2∣∣ ∣ ∣∣=2a2b2c2
∣∣ ∣ ∣∣−a2abacba−b2bccacb−c2∣∣ ∣ ∣∣=2a2b2c2

Factorise the expression Q Expression: (ii) a2 + b2 2(ab ac + bc) - Maths - Polynomials - 13641252 | Meritnation.com
Factorise the expression Q Expression: (ii) a2 + b2 2(ab ac + bc) - Maths - Polynomials - 13641252 | Meritnation.com

If A = [(0,c,-b),(-c,0,a),(b,-a,0)] and B = [(a^2,ab,ac),(ab,b^2,bc),(ac,bc ,c^2)], show that AB is zero matrix. - Sarthaks eConnect | Largest Online Education Community
If A = [(0,c,-b),(-c,0,a),(b,-a,0)] and B = [(a^2,ab,ac),(ab,b^2,bc),(ac,bc ,c^2)], show that AB is zero matrix. - Sarthaks eConnect | Largest Online Education Community

Proving -1/2 ≤ ab+ac+bc ≤ 1 for a^2+b^2+c^2=1 - YouTube
Proving -1/2 ≤ ab+ac+bc ≤ 1 for a^2+b^2+c^2=1 - YouTube

Question 7 - Show |-a2 ab ac ba -b2 bc ca cb -c2| = 4a2b2b2
Question 7 - Show |-a2 ab ac ba -b2 bc ca cb -c2| = 4a2b2b2

If a, b, c are real, then f(x) = |((x + a^2), ab, ac), (ab, x + b^2, bc), ( ac, bc, x + c^2)| is decreasing in - Sarthaks eConnect | Largest Online Education Community
If a, b, c are real, then f(x) = |((x + a^2), ab, ac), (ab, x + b^2, bc), ( ac, bc, x + c^2)| is decreasing in - Sarthaks eConnect | Largest Online Education Community

Extract the square root of(a^{2}+ab+bc+ca)(bc+ca+ab+b^{2})(bc+ca+ab+c^{2})
Extract the square root of(a^{2}+ab+bc+ca)(bc+ca+ab+b^{2})(bc+ca+ab+c^{2})

factorise a square + b square - 2(ab-ac + bc)​ - Brainly.in
factorise a square + b square - 2(ab-ac + bc)​ - Brainly.in

chứng minh rằng nếu c^2+2(ab-ac-bc)=0 thì [a^2+(a-c)^2]/[b^2+(b-c)^2]=(a-c )/(b-c)
chứng minh rằng nếu c^2+2(ab-ac-bc)=0 thì [a^2+(a-c)^2]/[b^2+(b-c)^2]=(a-c )/(b-c)

ABC is a right triangle with AB = AC. Bisector of ∠A meets BC at D.
ABC is a right triangle with AB = AC. Bisector of ∠A meets BC at D.

P is a point in the interior of ABC. AP, BP and CP are joined. Prove that 2(AP + BP+ CP) > AB + AC + BC - Brainly.in
P is a point in the interior of ABC. AP, BP and CP are joined. Prove that 2(AP + BP+ CP) > AB + AC + BC - Brainly.in

factorise a^2+b^2-2(ab-ac+bc ) ​ - Brainly.in
factorise a^2+b^2-2(ab-ac+bc ) ​ - Brainly.in

Show that |(a^2 + x^2,ab,ac),(ab,b^2 + x^2,bc),(ac,bc,c^2 + x^2)| is divisible by x^4 - Sarthaks eConnect | Largest Online Education Community
Show that |(a^2 + x^2,ab,ac),(ab,b^2 + x^2,bc),(ac,bc,c^2 + x^2)| is divisible by x^4 - Sarthaks eConnect | Largest Online Education Community

Ques 16 (MCQ) - In isosceles triangle ABC, if AC=BC and AB^2 = 2AC^2
Ques 16 (MCQ) - In isosceles triangle ABC, if AC=BC and AB^2 = 2AC^2

Prove the following identities –|(-bc,b^2+bc,c^2+bc)(a^2+ac,-ac,c^2+ac)(a^2+ ab,b^2+ab,-ab)| = (ab + bc + ca)^3 ​ - Sarthaks eConnect | Largest Online Education Community
Prove the following identities –|(-bc,b^2+bc,c^2+bc)(a^2+ac,-ac,c^2+ac)(a^2+ ab,b^2+ab,-ab)| = (ab + bc + ca)^3 ​ - Sarthaks eConnect | Largest Online Education Community