find the value of the expression 4x²-3x when x= -1
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Answer:
Solve the simultaneous equations 3x –2y =5 and 2x + 5y = 16 by elimination by
substitution.
Step-by-step explanation:
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Answered by
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Answer : 4x2 - 3x
Put the value of x in the equation
=(4 ) X (- 1) X (- 1)
= (- 4) X ( - 1)
= 4
4 is The value of the expression 4x2-3x,
when x = - 1
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