If 3+12=x+3y, then the x+y is
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If a2+b2+c2=83 and a+b+c=15 then the value of ab+bc+ca is
If a mirror is placed on the line MN, then which of the answer figures is the right image of the given figure?
A piece of paper is folded and cut as shown below in the question figures. From the given answer figures, indicate how it will appear when opened.
How many triangles are there in the given figure?
What is the simplified value of cosec6A – cot6A – 3 cosec2A cot2A?
What is the simplified value of sec4θ – sec2θ tan2θ?
If x2+ x = 19, then what is the value of (x + 5)2+ [1/(x + 5)2]?