4m+2
because 2mx2=4m and 1x2=2 so 4m+2
Number 3 is 100 number 4 is 112
Answer:
|x y 1|
|7 -3 1| = 0
|4 -8 1|
x*(-3*1 - (-8)*1) - y*(7*1 - 4*1) + 1*(7*-8 - 4*-3) = 0
5x - 3y - 44 = 0
Step-by-step explanation:
Answer:
it should be : x²= 15²+8²
x²= 225+64
x²=289
x=√289
x=17