In the figure below, the area of the (black) shaded portion a) 4r² (4-π) b) r²(2π-4) c) r²(4-π) 8r²-2² d) e) none of the above r

Q: m15 dm + m-2 m - 4 up-

A: The given integral is ∫m+5m-2 dm +∫m2m-4 dm. Evaluate as follows.

Q: Vx +2 = 7

A: We have to find the value of x using given equation

Q: M2 − 9m + 20

A:

Q: 9w2=12w+5

A:

Q: k2-35=2k

A:

Q: x² ,2 xp V16-x2

A:

Q: 2x2 - 3x- 15 = 5

A: Here we have a polynomial to solve for values of x.

Q: 25m² – 16 =

A: Simplify  25m2-16

Q: 3r² – 24r + 48 =

A:

Q: 3b-12 = 30

A:

Q: 3a+4b=5a-t

A: See this solution in below.

Q: -1 -3t, t

A:

Q: (3) ² What is the exact value of tan

A: Given trignometry function tan( 2π3 )

Q: squareroot z+8=3

A:

Q: 8P4 11C7

A:

Q: -3+M =10 9

A: Given: -3+m9=10

Q: 2(3w+8)=40

A:

Q: 7x4 28x7

A: Given that,       7x428x7 = 14x3     (By exponent rule    xmxn=xm-n)

Q: 2a+3a=c

A:

Q: 4 5x2 Evaluate dx. TV3x2-1

A:

Q: бу 16y + 8 12y +6 7

A:

Q: power of rules of exponents  (−7x2y4z)2

A: Given, (−7x2y4z)2