Answer:
Hi again
4/x-1
Step-by-step explanation:
Same thing
4÷x is 4/x
Less 1
4/x-1
Aaaa scary I do bbl hhcduhch
Answer:
-5
Step-by-step explanation:
Additive inverse means opposite. Opposite of 5 is -5
Answer:
c or d
Step-by-step explanation:
not sure witch
Answer:
c. sin 30 is positive and sin -30 is negative
Step-by-step explanation:
Picture the unit circle (which is attached). <u>Sine is like the y-coordinate.</u> And -30 and 30 on the unit circle both form equally-sized triangles, but -30 is underneath the x-axis, so it has a <u>negative y-coordinate.</u> 30 is above the x-axis, so it has a <u>positive y-coordinate.</u>