`(7+i5)(7-i5)` find product

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. a. i. (5)/(9) xx (6)/(7) square (5)/(9)" "ii. (5)/(9) xx (6)/(7) square (6)/(7)

Find the following products : (i) (-4)xx7xx(-11) (ii) 5xx(-4)xx(-7)xx(-8) .

If sum_(i=1)^(7) i^(2)x_(i) = 1 and sum_(i=1)^(7)(i+1)^(2) x_(i) = 12 and sum_(i=1)^(7)(i+2)^(2)x_(i) = 123 then find the value of sum_(i=1)^(7)(i+3)^(2)x_(i)"____"

Find the following products : (-7)xx6xx5xx(-3) .

Express each of the following products of powers as the exponent of a rational numbers: (i) 2^5xx3^5 (ii) (-4)^3xx(-2)^3 (iii) 3^7xx(-2)^7

Find the product 5/6xx3/7

The from a+ib is given : (7-i2)-(4+i)+(-3+i5) simplify it.

If x +iy =(3+5i)/(7-6i) then y is equal to

(4+3i) +(7-4i)-(3+5i)+i^(25) is equal to