For Q no.3 find the domain of the given function Q. Find the domain of the following 3. f x = 1 - 1 - 1 - x 2 Share with your friends Share 0 Aarushi Mishra answered this fx=1-1-1-x2fx=1-1-1-x2Quantity inside square root should be greater than zero1-x2≥0x2-1≤0x-1x+1≤0x-1x--1≤0Solution of equation x-ax-b≤0, where a<b, is given by x∈a,b⇒x∈-1,1Also1-1-x2≥01-x2≤1Square both sides1-x2≤1x2≥0Always true1-1-1-x2≥01-1-x2≤11-1-x2≤1-1-x2≤01-x2≥0Since square root is always non negative therefore, 1-x2≥0 for all xAlways trueHence the only conidtion to be satisfied is x∈-1,1Domain=x∈-1,1 0 View Full Answer
