(b) If j2 = −1, simplify (i) j8 . (ii) j-19

Q: (4)-2x=21

A: From the given information we find the solution.

Q: 6. Convert your pair of complex numbers to polar form.

A:

Q: Simplify : (y-1 - (y + 5)-1) / 5

A:

Q: What isthe value of 36x-8y² when x = 3 and y = -6?

A:

Q: y = -x - 5x + 6 and y = (x + 1)2 - 2 |

A:

Q: Simplify 4-1(X2Y3)2/ X-2y5

A: We have to simplify the expression: 4-1X2Y32X-2Y5 We know the laws of exponents,…

Q: Simplify: j-7 + (2 + j3)-1.

A: Complex numbers and simplification

Q: X1 95% H=3 o=3 X2

A: Given

Q: (2+1) x (9-?)=12

A: Just try to simplify and that's easy.

Q: 5/4(x+8)+1/4x=-9

A: here we have to solve ,  -54(x+8)+14x=-9

Q: simplify (5/6 g- 7/8 h) + (4/9g+7/12h-5)

A: Given, 56g- 78h + 49g+712h-5

Q: c. 2+ = 3 с.

A:

Q: (4x+2)0 L. 300 (8+6xP

A:

Q: -2/w-3/4=3w-7/3

A: Consider the given equation.

Q: 5 ( 1.1x + 9 ) = 2 ( -6 - 0.1x )

A: First we solve the bracket and then we rearrange the equation. All the variable are arrange in one…

Q: Simplify the expressim (x5y5)4 2.

A:

Q: Y + 7 = 4/3 (x -4)

A: We have to find the slope of the given line also graph the line in coordinate planes.

Q: 13 + 6/y when y=6

A: To evaluate the below expression when y = 6. 13+6y

Q: (a + 5) = 49 x +5 2.

A:

Q: Differentiate y =(2x-1)(/3x-5

A: The given equation is y=2x-13x-5.

Q: Simplify 2 (2-) I 2.y-5.22 2

A: Simplifying the given expression

Q: Simplify (7x)(8y)(xy)

A: Given,          7x8yxy

Q: Q2) An object falling from a roof has after t seconds a height h measured in feet given by h = 100 –…

A:

Q: Simplify  1/y+5/1/y-9

A: Case (i)If the given expression is,

Q: 10/-4-2i

A: We will rationalise the given complex number to find its standard form