The point A (a, b) is first reflected in the y-axis and then reflected in the origin to a point A'(- 3, 4). The value of a and b are $a = - 4$ and $b = - 3$ .

True

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False

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Solution

The correct option is B
False

Reflection of point A (a, b) in y-axis is (-a,b). Reflection of (-a,b) in origin is A' (a,-b).
Given A' is (-3,4). Hence, on comparing, we get $a = - 3$ and $b = - 4$ .
Hence, the given statement is false.

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The point A (a, b) is first reflected in the y-axis and then reflected in the origin to a point A'(- 3, 4). The value of a and b are a=−4 and b=−3 .

The correct option is B False Reflection of point A (a, b) in y-axis is (-a,b). Reflection of (-a,b) in origin is A' (a,-b). Given A' is (-3,4). Hence, on comparing, we get a=−3 and b=−4. Hence, the given statement is false.

The point A (a, b) is first reflected in the y-axis and then reflected in the origin to a point A'(- 3, 4). The value of a and b are $a = - 4$ and $b = - 3$ .

The correct option is B
False

Reflection of point A (a, b) in y-axis is (-a,b). Reflection of (-a,b) in origin is A' (a,-b).
Given A' is (-3,4). Hence, on comparing, we get $a = - 3$ and $b = - 4$ .
Hence, the given statement is false.