Step-by-step explanation:
= -4 ÷ ( 1/3 × (7 - 1/2) ) + 3
= -4 ÷ ( 1/3 × 13/2 ) + 3
= -4 ÷ 13/6 + 3
= -4 × 6/13 + 3
= -24/13 + 3
= -24/13 + 39/13
= 15/13
Answer:x>=-2
Step-by-step explanation:x is also equal to -2 as the dot is closed.
Answer:
2 2/21
Step-by-step explanation:
11/2 ÷ 2 5/8
= 11/2 ÷ 21/8
= 11/2 × 8/21
= 88/42
= 44/21
= 2 2/21
Hence 11/2÷2 5/8 is 2 2/21
<span>b. f(x) = x^2 -4x -5 i think</span>