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Start learning 50% faster. Sign in nowSilicon is what is known as a semi-conductor, meaning that it shares some of the properties of metals and some of those of an electrical insulator, making it a key ingredient in solar cells. Thus, this element is required for the solar energy conversion.
If a +`1/b` = 1 and b +`1/c` =1 , then the value of c +`1/a` is
If x = 107, then find the value of x(x2 - 12x + 48) ?
If (x 4 + x 2 y 2 + y 4 ) = 216 and (x 2 - xy + y 2 ) = 12, then find the value ...
If (a - b - c) = 6, and (ab - bc + ca) = 117, then find the value of (a 2 + b 2 + c 2 )
If = 2 then find
(288 ÷ 8)² × (144 ÷ 24)³ = 24 × ? × (51840 ÷ 20)
If x = 99, then the value of x5 - 100x4 + 100x3 - 100x2 + 100x - 1 is
If 2x + y = 10 and 3x - 2y = 5, find the value of x + y.
If a + b + c = 5, a³ + b³ + c³ = 85 and abc =25, then find the value of a² + b² + c² – ab –bc – ca