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OpenStudy (anonymous):
Work out the value of each of these expressions, when p=2, q=-3, r=5: 4rp^2-10q^2
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OpenStudy (saifoo.khan):
did u tried that?
OpenStudy (saifoo.khan):
where r u stuck?
OpenStudy (anonymous):
-10 is the answer.
OpenStudy (saifoo.khan):
Abe, please stop giving direct answers. Let them learn too. :p
OpenStudy (anonymous):
\[4(5)(2)^2-10(-3)^2\] \[4(5)(4) - 10(9)\] \[80-90\] \[-10\] we just have to put values given
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OpenStudy (anonymous):
brilliant, thanks guys
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