Answer:
<em>18x² - 84x + 96</em>
Step-by-step explanation:
(5 × 2 - 6x + 2) × (4 × 2 - 3x)
5 × 2 (4 × 2 - 3x) - 6x(4 × 2 - 3x) + 2(4 × 2 - 3x)
80 - 30x - 6x(4 × 2 - 3x) + 2(4 × 2 - 3x)
80 - 30x - 48x + 18x² - 6x
96 - 84x + 18x²
18x² - 84x + 96
Hope this helps! :)
Answer:520+70= 580
Step-by-step explanation: i got 500 because i add 30 in the 490
<span>C) 7 x 103 is twice as large as 5 x 102</span>
Answer:
<h3>No, because there is no whole number that when multipled by itself gives 136</h3>
Step-by-step explanation:
11² = 11 · 11 = 121 < 136
12² = 12 · 12 = 144 > 136
Answer:
20 seconds
Step-by-step explanation:
The period is the value of t that makes the cosine argument change by 2π.
That value is ...
2π = π/10t
20 = t . . . . . . . multiply by 10/π
The period of the function is 20 seconds.
