có bao nhiêu giá trị nguyên của tham số m để phương trình : x²-(m+3)x+2m+2=0 có hai nghiệm x1,x2 thỏa mãn 0

What is the measure of x, in degrees

The average human heart beats 1.15 \cdot 10^51.15⋅10 5 1, point, 15, dot, 10, start superscript, 5, end superscript times per day. there are 3.65 \cdot 10^23.65⋅10 2 3, point, 65, dot, 10, start superscript, 2, end superscript days in one year.how many times does the heart beat in one year? write your answer in scientific notation, and round to one decimal place.

Describe the relationship between the angles of similar triangles and the sides of similar triangles