Question

-2x^2+3<0;x=5

Answer 1

All You Have To Do Is Plug In 5 Into The "x" Variable And Then Solve
\[-2\times5^2+3<0\]

Answer 2

Remember P.E.M.D.A.S
Parentheses
Exponents
Multiplication
Division
Addition
Subtraction

Answer 3

So First We Do Exponents, Since There Are No Parentheses.
\[-2\times25+3<0\]

Answer 4

Then Multiplication
-50+3<0

Answer 5

Im Sure You Can Do The Rest