exam Maths Puzzle Numerical Ability

a)SOLVE 2X^2=6

b) Find the x-intercepts of f(x)=2x^2-6

What are the solutions?

What are the x-intercepts?

Thank you for any help!!!!

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exam Other Question

Write the equation of the line, given:
a. m= -1/2, though (2,4)
b. Through (1,5) & (-2,1) How much water must be evaporated from 32 ounces of a 4% salt solution to make a 6% salt solution?