The system x + y = 3, 2x + 2y = 6 has:
Anonymous Quiz
34%
Unique solution
16%
No solution
41%
Infinitely many solutions
9%
Two solutions
❤3
The graph of x + y = 0 passes through:
Anonymous Quiz
64%
Origin
17%
x-axis only
7%
y-axis only
13%
First quadrant
❤3👏1
❤3👏2🔥1
The solution of 3x + 4y = 25 and 5x - 6y = 9 by elimination method gives x as:
Anonymous Quiz
34%
3
35%
4
22%
5
10%
6
❤4
Two lines are parallel if:
Anonymous Quiz
56%
a₁/a₂ = b₁/b₂ ≠ c₁/c₂
17%
a₁/a₂ ≠ b₁/b₂
23%
a₁/a₂ = b₁/b₂ = c₁/c₂
4%
a₁ = a₂
❤3
❤1
👍2😱1
The nature of roots of 2x² - 3x + 5 = 0 is:
Anonymous Quiz
38%
Real and equal
32%
Real and unequal
26%
Imaginary
4%
Rational
❤3😱1
❤5👏3
❤5
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❤3
Chapter 9 Some Applications of Trigonometry.pdf
2.2 MB
Document: Chapter 9 Some Applications of Trigonometry.pdf
❤2
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❤2
The distance formula is:
Anonymous Quiz
73%
√[(x₂-x₁)² + (y₂-y₁)²]
13%
√[(x₂+x₁)² + (y₂+y₁)²]
11%
(x₂-x₁)² + (y₂-y₁)²
3%
x₂-x₁ + y₂-y₁
❤1😱1
The section formula for internal division is:
Anonymous Quiz
67%
((mx₂+nx₁)/(m+n), (my₂+ny₁)/(m+n))
23%
((mx₁+nx₂)/(m+n), (my₁+ny₂)/(m+n))
9%
((mx₂-nx₁)/(m-n), (my₂-ny₁)/(m-n))
1%
((mx₁-nx₂)/(m-n), (my₁-ny₂)/(m-n))
❤1
If three points are collinear, the area of triangle formed is:
Anonymous Quiz
26%
Maximum
19%
Minimum
47%
Zero
7%
1
😱1
The centroid of triangle with vertices (1,2), (3,4), (5,6) is:
Anonymous Quiz
41%
(3,4)
43%
(9,12)
12%
(4,5)
3%
(2,3)