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Populaire Word Problems >

the product of-7 and a number squared is-28.

Solution

t h e p ro d u c t o f - 7 an d a n u mb er s q u a re d i s - 28.

Solution

The number : 2 or - 2

étapes des solutions

Represent the number with

x

A.T.Q.:

(- 7) x^{2} = - 28

Solutionner pour

x, (- 7) x^{2} = - 28 : x = 2, x = - 2

The number : 2 or - 2

Exemples populaires

There are 3 consecutive integers. 4 more than the smaller number plus twice the 3rd number is 7 less then the 2nd number. Find the smallest integer of the 3 consecutive integers the différence between two numbers is 11 and their sum is 85. Fid the numbers.What number is 65% of 98 Five more than three times a number is nine. What is the number?When a number is added to its square, the result is 56 . Determine the number