Mathematics, 10.10.2019 19:00 cavejr87
10 cards are numbered from 1 to 10 and placed in a box. one card is selected at random and is not replaced. another card is then randomly selected. what is the probability of selecting two prime numbers?
a) 2/15
b) 4/18
c) 7/90
d) 1/10
Answers: 2
Mathematics, 21.06.2019 15:00
Δabc is reflected across line l to form δ alblcl, and a¯¯¯al¯¯¯¯ intersects line l at point d. which equation is not necessarily true?
Answers: 1
Mathematics, 21.06.2019 16:50
Proceed as in example 3 in section 6.1 to rewrite the given expression using a single power series whose general term involves xk. ∞ n(n − 1)cnxn − 2 n = 2 − 4 ∞ ncnxn n = 1 + ∞ cnxn n = 0
Answers: 1
Mathematics, 21.06.2019 17:30
Find the exact value of each of the following. in each case, show your work and explain the steps you take to find the value. (a) sin 17π/6 (b) tan 13π/4 (c) sec 11π/3
Answers: 2
10 cards are numbered from 1 to 10 and placed in a box. one card is selected at random and is not re...
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