A=100°
as 180-140= 40 , 40 x 2 = 80 & 180-80 = 100° = a
Answer:
1.8................................
Step-by-step explanation:
Answer:
A quadratic equation is an equation of the second degree, meaning it contains at least one term that is squared. The standard form is ax² + bx + c = 0 with a, b, and c being constants, or numerical coefficients, and x is an unknown variable. One absolute rule is that the first constant "a" cannot be a zero.
Step-by-step explanation:
Answer:
option 3
Step-by-step explanation:
BODMAS : the expression contains addition and division. So we will do division first and then addition.
