Solve the quadratic equation 3x - 5x - 7 = 0
Give your answers to 3 significant figures.

The solutions of are and .

Step-by-step explanation:

The statement is incomplete. The complete description will be shown below:

Solve the quadratic equation . Give your answers to 3 significant figures.

From Algebra we know that second order polynomials of the form , can be solved anatically by means of the Quadratic Formula, that is:

(1)

Where , , are coefficients of the given polynomial.

If we know that , and , then the roots of the polynomial are:

That is,

and

The solutions of are and .

answer 1 : option "c"

answer 2 : option "d"

answer 3 : option "b"

answer 4 : option "d"

answer 5 : option "b"

answer 6 : option "a"

answer 7 : option "c"

answer 8 : option "d"

answer 9 : option "c"

answer 10 : option "d"

answer 11 : option "c"

answer 12 option "b"

answer 13 option "c"

answer 14 option "c"

answer 15 option "d"

answer 16 option "a"

answer 17 option "b"

answer 18 option "c"

answer 19 option "a"

answer 20 option "a"

answer 21 option "c"

d