What is the rule for 2;13;26;32?
1 answer:
Answer:
sequence
Step-by-step explanation:
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Answer:
1) 68
/ \
4 17
/\
2 2
68=2*2*17
2) 104
/ \
4 26
/\ /\
2 2 2 13
104=2*2*2*13
3) 78
/\
2 39
/\
3 13
78=2*3*13
4) 225
/\
9 25
/\ /\
3 3 5 5
225=3*3*5*5
Second Part:
1) 45
/\
3 15
/\
3 5
45=3*3*5
2) 70
/\
2 35
/\
5 7
70=2*5*7
3) 54
/\
9 6
/\ /\
3 3 2 3
54=3*3*2*3
4) 126
/\
3 42
/\
3 14
/\
7 2
126=3*3*7*2
The parabola crosses the x axis at -6 and 2
so there is two solutions x = -6 and 2
the answer is B
Answer:
The greater than symbols looks like this > , and the less than symbol looks like? <
Answer:
around 30
Step-by-step explanation: dont quote me though
X +(x+2) + (x+4) = 5(x+2)-18
3x+6 = 5x+10-18
3x+6 = 5x-8
3x=5x-14
-2x=-14
x=7
(x+2) =9
(x+4) =11
7 + 9+ 11 =27
5(9)-18 =45-18 =27
3 numbers are 7, 9 & 11
