Answer:
y=6
Step-by-step explanation:
y² - 10y + 24
factor: y - 4
24 / -4 = -6
y - 6 is the other factor.
(y-4)(y-6) ⇒ y(y-6) -4(y-6) = y² - 6y -4y + 24 ⇒ y² - 10y + 24
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Answer:
42 cm
Step-by-step explanation:
Area of rectangle (shaded area):
length × breadth
length: 7 cm
breadth: 7 - 2(0.5) = 6 cm
7 × 6 = 42 cm
Answer:
√87 and √200
Step-by-step explanation: If a square root is not a perfect square, then it is considered an irrational number. These numbers cannot be written as a fraction because the decimal does not end (non-terminating) and does not repeat a pattern (non-repeating).
Answer:
50th term is 164
Step-by-step explanation:
a(n) = 17 + 3(n - 1)
a(50) = 17 + 3(50-1)
a(50) = 17 + 3(49)
a(50) = 17 + 147
a(50) = 164
I think the answer is 10% not really sure, the answer is C