Please help me,
11x13 = _ x 13+5 x 13
what is the number that goes in the blank

You are assembling pieces of an iron gate to complete a fence. the finished gate will look like the one below. in order to assemble the gate it is important to under how the pieces are related. part 1: how are pies 1 and 2 in the archway related? part 2: how are the rectangular sections 5 and 6 in the center of the gate related to each other?

Divide the following fractions 3/4 ÷ 2/3 1/2 8/9 9/8 2

What is the value of the expression i 0 × i 1 × i 2 × i 3 × i 4? 1 –1 i –i