* Show that if R3 of B (where B is some matrix) is replaced by R3 + R3 – 4R1 the result is EB, where E is formed by replacing R3 of I (the identity) by R3 + R3 – 4R1. |

Q: Solve 2sin^2 x-9sinx=5 Give the general solution

A: 2sin2x-9sinx=52sin2x-9sinx-5=02sin2x-10sinx+sinx-5=02sinx+1sinx-5=0

Q: Solve for 91- = 320-5.

A: Solve by logarithmic

Q: Solve 23x. 77 5x 4.2

A: Here the given problem is,              23x=4×25x We need to find the value of x.

Q: Solve for the factors of this quadratic x^(2)+10x+21

A:

Q: Solve quadratic expression by factoring x^2+9x=-8

A:

Q: Solve by using quadratic formula 9x^2+12x-32=0

A: topic - quadratic equations

Q: Solve 6x^2+7x=20

A:

Q: Solve for x 2500x4-3924x3+4739.8x2-10359.4x-5076=0

A:

Q: Solve higher degree equations by factoring  m^3=64m

A:

Q: Solve the following equation. 3x^2−30=9x x=

A: We can solve this after factoring

Q: Solve for x in the following equation 4x^2-25=37

A: Given :- 4x2 - 25 = 37Now, 4x2 = 37 + 254x2 = 62