Christmas MT's answer to .'s Junior College 1 H2 Maths Singapore question.
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2 solutions as attached
Date Posted:
1 year ago
how did you get the 2 t values for the 2nd method
Using ur gc, for eg the second case
Plot y=sin(-x)
And y=-(1/2)(2x^2)+4
Then use the tracing function on ur gc to find the intercept, that will give you the t value.
Plot y=sin(-x)
And y=-(1/2)(2x^2)+4
Then use the tracing function on ur gc to find the intercept, that will give you the t value.
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