Câu 52. Từ tỉ lệ thức với a, b , c, d # 0, ta có thể suy ra" A. B. C. D. Chọn đáp án đúng? - Bài 52 trang 28 sgk toán 7 tập 1

Bài 52 trang 28 sgk toán 7 tập 1

Câu 52. Từ tỉ lệ thức This is the rendered form of the equation. You can not edit this directly. Right click will give you the option to save the image, and in most browsers you can drag the image onto your desktop or another program. với a, b , c, d # 0, ta có thể suy ra"

A. This is the rendered form of the equation. You can not edit this directly. Right click will give you the option to save the image, and in most browsers you can drag the image onto your desktop or another program.

B. This is the rendered form of the equation. You can not edit this directly. Right click will give you the option to save the image, and in most browsers you can drag the image onto your desktop or another program.

C. This is the rendered form of the equation. You can not edit this directly. Right click will give you the option to save the image, and in most browsers you can drag the image onto your desktop or another program.

D. This is the rendered form of the equation. You can not edit this directly. Right click will give you the option to save the image, and in most browsers you can drag the image onto your desktop or another program.

Chọn đáp án đúng?

Lời giải:

Đáp án C là đúng, vì ad = bc