Question

the sum of a number and it's square is 30 there are two numbers satisfying this condition. if the number is denoted by x then write the equation using this condition
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Answer 1

Step-by-step explanation:

As you say the no. is "X"

let the no. is x

so according to the statement

=> x²+x = 30

=> x²+x-30 = 0

this is the equation

and the answer will be 5

=> (5)²+5 = ?

=> 25+5 = 30 ✓✓✓