Answer: The probability of choosing a green marble is
.
Step-by-step explanation:
- 4 + 5 + 3 = 12 marbles <em>total.</em>
- Since there are 4 green marbles, the probability of choosing one is
.
simplified is
.
Its because when you fold the paper its makes it half so thats why it would be like that.
False
because tan^2 45 = 1^2 = 1
and sec^2 x = 1/ cos^2 45 = (sqrt2)^2 = 2
so the sum = 3
Answer:
132°
Step-by-step explanation:
180°-48°=132°
supplementary= 180°
Answer:
z ≈ 1.48
Step-by-step explanation:
A suitable calculator requires only the "work" of data entry. For a TI-83, you can find the result from ...
invNorm(.06945,0,1,RIGHT-tail) = 1.479899759
The z-value is about 1.48.
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<em>Additional comment</em>
My iOS TI-83/84 "work-alike" app reportedly gives more accurate results than an actual TI-83 calculator. YMMV