Find the angle between two lines whose direction cosines are given by l + m + n = 0 and 1² + m² - n² = 0.

Q: 7. (4, 5); x- 2y = 14

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Q: Find the distance between (-1, -3) and (2, 3). Express the answer in simplified radical form and…

A: distance formula: d = √[(x2-x1)2 + (y2-y1)2] where, (x1, y1) = coordinates of the first point…

Q: Find the angle between two straight lines having the equations 3x + 4y - 10 = 0, and 4x-5y + 2 = 0.…

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Q: Find the angle between the lines whose direction cosines are given by 1+m+n=0 and 2/²+2m²-n² = 0.

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Q: Find the angle between the lines y-V3x-5=0 and 3y-x+6=0. %3D

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Q: Find the distance of the line 3x−2y−1=0 from the point (5,3) measured in a direction making an angle…

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Q: Find the rectangular coordinate of r -6rsin0.

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Q: Find the angle formed by the line 3x+4y-12=0 with the x-axis.

A: Angle of the line along x-axis

Q: find the angle between the straight line 3x+4y=12,3x-4y=7

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Q: Find the equation of bisector of the acute angle between the lines 3x – 4x + 7=0 and 12x + 5y – 2 =…

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Q: Find the angle between(-2,-3 ) and(-4,-6 ).

A: Given, (-2,-3) and (-4,-6) are two vectors.