COMBINATION SOLUTION. SHOW THE SOLUTION OF 10C3. FOLLOW THIS FORMULA  nCr = n! / (n – r)!r! 10C3

Q: n P₁ = x P₁ - P-1

A:

Q: Find the values of b and c ?(?) = 6?² + ?? + ? has vertex (7, −9)

A: Consider the given function as y=fx=6x2+bx+c. Note that, the x coordinate of the vertex of a…

Q: Solve. 44 39) Σ (-6n +7) n = 1

A:

Q: ?+4?=6−2?+?=−3{x+4y=6−2x+y=−3

A:

Q: 30 Find x. A D 18

A: Using phythagoras theorem  (Hypotenuse)² = (base)² + (perpendicular)²

Q: |3x − 4| = 8

A: Given that |3x − 4| = 8

Q: (e6x + 4)'dx

A: In this question we will use basic of calculus i.e integration  First we will use substitutions to…

Q: Factor: =?+6:a+9a² OA (: +3a)* O B. (3a+:)(3a-=) За- O C. Nonfactorable O D. (:-3a)* O E. (: +3a)(=-…

A: A option is correct. Explanation of the answer is as follows

Q: x? – 14x + 49 = (x

A: to complete the square

Q: 3x+7=x2 +k=7x+15 Find the value of k?

A: From first two equations, 3x+7=2x+k then 3x-2x=k-7 i.e. x=k-7

Q: 2. Find the value of x (3r - 7) 29 D

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Q: Sx ³√x²+4 3 S

A:

Q: L-1 (s+a)2+ω2. s+a

A:

Q: The largest non-permissible value for x in the expression 10x + 5x? 4x + 20 4x2 8x - 25 + 5x is

A: Solution

Q: Which of the given n doesn't satisfy the equation: o(n) = (n) + T(n) 243 251 223 283

A:

Q: If (n, 15) = 1 and o(n) = 56, find o (75n).

A: Given: n, 15=1 and σn=56.To find: σ75n

Q: 6. Which expression is equivalent to 3x( bx + 10) – (x - 5x+c)? A) -x +(3b +35) x- c B) -3bx + 25x +…

A: To find: The equivalent expression to the expression 3xbx+10-x2-5x+c. Calculation: Expand the…

Q: S0³ (0+2) de -3

A: ∫θ-3θ+22dθ

Q: Find the value of k for which x + 2 is a factor of P(x) = x +3x? + kx+ 10? 7 O 6 O 5 O 4

A:

Q: Find, if possible, (a) A + B, (b) A − B, (c) 2A, (d) 2A − B,and (e) B + 1/2 A.

A: Consider, Thus,

Q: Subtract (7mn? + 5) from (8mn2 – n – 2). -

A: see below the answer no need of explanation

Q: if x+5 = 12, then x=7what is the property?

A: Given that: x + 5 = 12

Q: Find a + b, 4a + 7b, |a|, and la - bl. (Simplify your answer completely.) a = (-3, 4), b = (9, -1)

A:

Q: Tp = Ppq n N-n 1-7

A: We have to prove the following formula:

Q: Make n the subject of the equation s=n/2 (2a+(n-1)d)

A:

Q: Find all the values of x so that ? 4 = −8(? − √3)

A: We solve the given equation for value of X .

Q: Which of the following is (are) the solution(s) to | 6x-5|=7

A:

Q: 2-5t n -5-+7 32 16

A: Solve the given expression by starting to make the denominator common in every fraction as.

Q: (s+1)* (s+2)

A:

Q: | (6교2 + 2z4) dz Find -4

A:

Q: Solve. b+c a + 2a + 2b a -C || 49 8 9 (1) (2) (3)

A:

Q: If x=2 and t= 4, what is the value of (x² – 4)(t² +8)? -144 O- 72 4 O 12

A:

Q: What is the exact value of sec? ec?

A: On solving this we will get