Answer:
11
Step-by-step explanation:
a = d1+d2 all divided by 2
7+7+4+4/2
14+8/2
22/2
11
Answer:
Step-by-step explanation:
6^4*612/6^7
6^4*6^12-7
6^4*6^5
6^4+5
6^9
Answer: -30
Step-by-step explanation: -13 subtract 17 = -30
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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>
