Hello :
<span>7979 °=360°× 22 + 59°
</span><span> the complement of a 7979degrees° is : x
x+</span>59°=180°
x= 180°-59° =121°
Answer: -3.68
Step-by-step explanation:
-1.15*3.2=
-1.15*3+(-1.15*0.2)=
-3.45+(-0.23)=
-3.45-0.23=-3.68
Answer:
-7
Step-by-step explanation:
You divide -3 on both sides to get the variable by itself, so -3 divided by 21 is -7
Answer:
8 cards
Step-by-step explanation:
19 + 5 = 24
24/3 = 8
Hope this helps :)
Answer:
+1.12 and -1.12
Step-by-step explanation:
Let the two z scores be
.
Since the two Z-scores that separate the middle 73.72% on the Standard Normal Curve, this can be represented by the equation:

From the z table of the normal distribution, z₁ = 1.12. That is a z score of 1.12 gives 0.8686.
The two z scores are +1.12 and -1.12 = ± 1.12