`( -8)+(-5) = square,
(-8)-(-5) = square and
(-8) xx(-5) = square`

(4)/(5)=(square)/(-20)=(-24)/(square)

(8)/(11)=(square)/(-33)=(32)/(square)

Compare the following without evaluating the product: b. i. (12)/(7) xx (8)/(5) square (12)/(5) " "ii. (12)/(7) xx (8)/(5) square (8)/(5)

(5)/(15)=(square)/(60)

Find square root of 8-15 i

Find square root of 8-15 i

Fill in lt or gt sign in the boxes without actually carrying out the multiplication. b. i. (9)/( 5) xx (8)/(13) square (9)/(5) " "ii. (9)/(5) xx (8)/(13) square (8)/(13)

Find the square root of (-8 -6i) .

Fill in the boxes with lt or gt without actually finding the required product. b. i. (7)/(4) xx (2)/(5) square (7)/(4)" "ii. (7)/(4) xx (2)/(5) square (2)/(5)

Fill in the boxes with lt or gt without actually finding the required product. c. i. (9)/(5) xx (4)/(3) square (9)/(5) " "ii. (9)/(5) xx (4)/(3) square (4)/(3)