Which equation is true for any value of y?
a. 4y^2+2=(4y*4y)+2
b. 4y^2+2=(4y+y)+2
c. 4y^2+2=4(y+y)+2
d.4y^2+2= 4(y×y)+2

What is the value of r of the geometric series?

Jacks bank statement shows an account balance of -$25.50. which describes the magnitude, of size, of the debt in dollars

In the following diagram it is given that dec,ab || dc, ad || eb, and ad is congruent to bc. a)why isn't abc a parallelogram even though it has a pair of parallel sides and a pair of congruent sides b)explain why be must be congruent to bc. further explain what type of triangle this makes triangle abc and what it tells you about angle 1 and angle 2c) finally why must angle 3 be congruent to angle 1? further, explain why we know that angle 3 is congruent to angle 2