Determine whether each relation is a function:(a) {(−7, 1),(−5, 1),(−3, 1),(0, 1)}(b) {(−7, 6),(−7, 7),(−3, −3),(0, 0)}

Worth 100 points need the answers asap first row -x^2 2x^2 (x/2)^2 x^2 x is less than 2 x is greater than 2 x is less than or equal to 2 x is greater than or equal to 2 second row -5 -5/2 4 5 •2 is less than x& x is less than 4 •2 is less than or equal to x & x is less than or equal to 4 •2 is less than or equal to x& x is less than 4 •2 is less than x& x is less than or equal to 4

Based on the diagram above, a student determined the hypotanuse of the triangle to be 6√3. determine if the students answer is correct. if not correct find the correct length

What is the recursive formula for this sequence . 10,14,18,22,26