Three sections of the same highschool mathematics course are taught by three teachers. The final grades were recorded as follows: A 88, 78, 48, 91, 51, 85, 74, 77, 31, 78, 62, 76, 96, 80, 56 73, 89, 82, 43, 80, 73, 66, 60, 45, 93, 36, 77 68, 79, 56, 91, 71, 71, 87,,41, 59, 68, 53, 79, 15 TEACHER В C

Q: 6. A B.

A: We have to find y

Q: Vx² -a² dx

A: Given integration is ∫x2-a2dx. Consider x=a sec x.

Q: Simplify. v-7 2- 14v+ 49 ?

A:

Q: Solve for x. 20 10 14

A:

Q: 2. 4x-2y = -8 %3D 4x y = 2x + 4 %3D 241 -2

A:

Q: 3/2 x*(G²- x²) %z

A: …

Q: 4x 3x + 4 5x

A: In a parallelogram diagonals bisect each other.

Q: Solve for x. 13 12 24

A: Given : To find : The value of x

Q: Ofind dy fort-

A:

Q: Solve. P(- c < Z < c) = 0.9164

A:

Q: If OE = OF, then AB 2 CD. %3D

A:

Q: Simplify. State any non-permissible values. x² + 3x +2 3x+6 x-1 x-1 ÷

A: The given expression is x2+3x+2x-1÷3x+6x-1. To Find: simplification to the given expression and find…

Q: Write the expression below in the form (a + b)" 1296x - - 3000x'y+625y 4320xy + 5400xy

A: To write the expression below in the form a+bn.1296x12-4320x9y2+5400x6y4-3000x3y6+625y8

Q: [ 8x³(4x² + 1)12dx

A:

Q: an = an -a t an -z and a,=3,az =9 az= as =

A: Given :

Q: Evaluate. 6. 2 4x 4 dx

A:

Q: Evaluate. 12 6e* dx J6

A:

Q: fvalante (3+1)t

A: This is improper integral of first kind, limit is ♾️

Q: Differentiate. y = 2/x (2Vx) = (2x)-] xp

A: In the question it is asked to differentiate the function y=2x. Here, it is asked to differentiate…

Q: Differentiate.

A: ddxxn=n xn-1

Q: AB and AD ar

A:

Q: Evaluate fe e-²²-3² dx, where a > 0.

A: Given integral as ∫0∞e-x2-a2x2dx where a&gt;0

Q: |4x dA R.

A:

Q: True or False. Zc Q

A:

Q: 3 2 2. 十X +江 xp x3一X 8. 2.

A: To evaluate the below integral. ∫2∞x2+x32+π x3-xdx