Hello why am I not getting here anybody who can help me why

5× 1/2 = ? a) more than 5 because you are multiplying by a whole number b) 5/10 because you multiply the numerator and denominator by 5 c) less than 5 because you are multiplying by a number that is more than 1 d) less than 5 because you are multiplying by a number that is less than 1

What is the y intercept of f(x)=(1/2)^x?

In the polynomial below, what number should replace the question mark to produce a difference of squares? x2 + ? x - 36