exam Maths Puzzle Numerical Ability

Hi, can I have some help with the following problem?

Sketch the graph of the given parabola and state the coordinates of its vertex and its intercepts.
y = 8x^2 + 5x
( , ) (v

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exam Other Question
Hello,


I need help with this:


If y varies directly as x and y = 25 when x = 10, find y when x = 4.


Thank you hey me again how do you find the x intercept of a line