exam Maths Puzzle Numerical Ability

i need help please.

write the quadratic equation in standard form.

-4x^2+2x=-7

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exam Other Question

Q WHAT IS THE VALUE OF (-1) TO THE POWER IRRATIONAL NUMBER i really need help

how do you write an equation of a line that contains the given point and is parrallel to the given line??

(4,1) y=3X-2

please help me