Question

find the value of x cube minus 3 x square Y + 2 XY Square + 8 xy + 9 When X is equal to -3 and Y is equal to 1

Answer 1

Step-by-step explanation:

Here,

QUESTION :

x³ - 3x²y + 2xy² + 8xy + 9

GIVEN VALUE :

X = - 3

Y = 1

SOLUTION :

X³ - 3x²y + 2xy² + 8xy + 9

substituting the value of x and y ,

= ( -3)³ - 3 × ( -3)² × 1 + 2× (-3) × 1² + 8×(-3)×1 + 9

= -27 - 27 + ( - 6) + ( - 24) + 9

= - 27 -27 - 6 -24 + 9

= -84 + 9

=- 75 answer

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