Question

TV Find the measure of fours angle உ - quadrilateral ABCD, LABC=S5 IBCD = 80 and PAB = 75​

Answer 1

Answer:

There are 2 variables

Step-by-step explanation:

You see, variables mean a non fixed amount of a particular number which is expressed in alphabets. Here the alphabets are x (in x², 2x)

Answer 2

Answer:

Answer:

Solution: a(a²+a-1)+5

since, a=0

substituting a=0

0(0²+0-1)+5=0+5

= 5

Therefore value of a(a²+a-1)+5=5.