Y=(x+1)(x-1) this is factored out
Answer:
Step-by-step explanation:
a) -3
b) 5
c) -2
d) -6
Answer:
30517578125
Step-by-step explanation:
do u mean multiplying it? if not then plz lmk so i could help
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The probability of at least three heads can be found by<span><span>∑<span>k=3</span>4</span><span>(<span>4k</span>)</span><span>.5k</span><span>.5<span>4−k</span></span>=<span>516</span></span></span>
