Z1 = 22 m21 = 2x + 15 Зх — 2 GIVEN: m22 FIND:

Q: Let a = - 2ỉ - 4j – k and b = 4j + 2k. Find — ả + b. V

A:

Q: The coefficient of gªy³in (5x + y)® is 54 . (C).

A: Here the given expression

Q: 9+10×3-

A: equation to solve

Q: 5. 1 de 9+x2

A: Given query is to find the integral of the expression.

Q: t hCx) = 6+3+2x? fincl h(2). %3D

A:

Q: × if と-11616 tai g 2. Q3/hnd

A: To find x if x=16+16tan2θ. Solution: We have identity, sec2θ-tan2θ=1 So, sec2θ=1+tan2θ Solving the…

Q: find X fox 2e- -3=0 5 e

A: the given equation is: 2e2x-5ex-3=0 we have to solve the given equation for x.

Q: 2ax - y = 3x + 4y for x

A: Simplification

Q: if 9p5+59.p4=10pr,find r

A: We know  ,     npr = n! / (n-r)!

Q: 2t2 + 14t - 36 = 0

A:

Q: Determine: 2s2+10s . С-1 l(s²-2s+5)(s+1))

A:

Q: Evaluate: (16t3 – 9t2 + 7)dt

A: ∫02 (16t3 - 9t2 +7)dt using integration [16t4/4 - 9t3/3 +7t]02 [4t4 - 3t3 +7t]02 64 - 24 + 14 54

Q: √25(a-b)²c

A: 25(a-b)2 = c25(a-b)2 = c225(a-b)2 - c2 = 0[5(a-b)]2 - c2 = 0 Using a2 - b2  = (a-b)(a+b)

Q: E ind The Domain and Rana y=X+2 x²- 3 131

A: A detailed solution is given below.

Q: Simplify: (V2 + V3 + V2 – V3)².

A: We have to simplify the expression: 2+3+2-32 We know the identity, a+b2=a2+2ab+b2a+ba-b=a2-b2a2=a

Q: ta the figue cocr4 nd 2BC- BAC und 2O84

A: To find the remaining angles in a circle.

Q: P5: 4 – 9x²dx

A:

Q: 5а - 4b 4b = 17 3a + 4b = 23

A:

Q: Need help

A: Given, k2+13k+42

Q: Q10: Given that A. determine the value of a12 + a21 -

A:

Q: 3r 75

A:

Q: 24x2 y 5- Simplify:3x y24x3y2

A: The given expression to simplify is:

Q: Evaluate: / (8t – 9t² + 7)dt

A:

Q: find x

A:

Q: Find (4x7+6x°)dx + C

A: To find the solution

Q: Find (6æ° +3x?) dx

A: We know that integration of xn is -      =   xn+1/n+1. Here i attached solution of this question.

Q: 6r2+7r-55=0

A: Given the quadratic equation  6r2+7r-55=0 To solve the equation  By using quadratic formula,

Q: (2 + 6)(z – 7)dz Find + C

A: In this question we have to find Integration.

Q: =7V5 then, przove that

A:

Q: 4аг3 — 21г? + 28а — 10 4х — 5

A:

Q: v ² + 6v – 59 3D0 2 V

A: Given,

Q: Find the difference. (19z +12)-(14z-3) =

A:

Q: | (4x - 1)2_x dx

A:

Q: If c+ id = (1- iV3), find e and d.

A: Given: c+id=1-i3100 We know that rcosθ+isinθ=reiθ…

Q: 1 5- x + 3 2. Va dx Find - x6

A: Given:∫5x3+1x-3x6-2xdx

Q: What is the measure of GJ 4x+5 2x+11

A: In the given figure we have two right triangles GIH and GIJ , right angled at I.

Q: 2x 2y- 6 0 **4y +

A: We will find which method is better in this case as following.

Q: d²y ; for 9x² + y²=9 Find dx2 81x2- 2xy A y4 18x + 2y B -81

A:

Q: 9p5+59.p4=10pr,find r

A: Solution: The objective is to find the value of r