Answer:5/2a + 10/3b
Step-by-step explanation:
(1/6)(15a+20b)
=(1/6)(15a)+(1/6)(20b)
Answer:
<em>It took 31 days for the patch to cover half the lake</em>
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Step-by-step explanation:
The patch grows to double its size everyday
the patch completely covers the lake in 32 days
Since the patch doubles itself everyday, this means that the previous day before the 32nd day, the lake was just half covered.
Therefore, the the patch covered half the lake on the 31st day, i.e <em>it took 31 days for the patch to cover half the lake</em>
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Answer:
the required answers are :
c) x = 2
d) x = 27 / 7
e) x = 9
f ) x = 6
Step-by-step explanation:
for explanation see the attached image
^_^
I agreed Angle 4 and 12 is the right answer
Answer:

Step-by-step explanation:
The square of a complex number is a complex number. Here, we have:


We then have this system of equations:


Solving this system:









