Question

#10) If 1042x-8) = 20, then what is the value of (3x2-1)?
a) 11/3 b) 0
c) 74
d) -1/3​

Answer 1

Answer:

if 1042x-8 is 20

x= 28÷1042=0.02687

then 3 (.0268)^2 -1 = -0.9978 = -1approx .

the answer is not given in the options