Question

Solve 5x2 = -30x - 65.

x = -3 ± 2i
x = -3 ± 4i
x = -6 ± 2i
x = -6 ± 4i

Answer 1

@danish071996

Answer 2

its 5x^2 or 5x2?

Answer 3

@danish071996 5x^2

Answer 4

Solve x2 + 4x + 8 = 0.

x equals negative 2 plus or minus 2 I
x equals negative 2 plus or minus 4 I
x equals negative 4 plus or minus 2 I
x equals negative 4 plus or minus 4 I

Answer 5

its 41 ?in last option

Answer 6

Solve -3x2 + 30x - 90 = 0.

x equals 5 plus or minus 2i square root of 5
x equals 5 plus or minus i square root of 5
x equals 10 plus or minus 2i square root of 5
x equals 10 plus or minus i square root of 5

Answer 7

Solve x2 - 3x = -8.

x equals quantity of 3 plus or minus I square root of 29 all over 2
x equals quantity of 3 plus or minus I square root of 23 all over 2
x equals quantity of negative 3 plus or minus I square root of 29 all over 2
x equals quantity of negative 3 plus or minus I square root of 23 all over 2

Answer 8

3x2^2
and
x^2

Answer 9

@danish071996

Answer 10

x = -2.5