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7.2: Наукові позначення
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\[\begin{aligned} 4.37 \text {yr} &= 4.37\text {yr}\times 365\dfrac{\text {day}}{\text {yr}}\times 24\dfrac{\text {hr}}{\text {day}}\times 60\dfrac{\text {min}}{\text {hr}}\times 60\dfrac{\text {s}}{\...\[\begin{aligned} 4.37 \text {yr} &= 4.37\text {yr}\times 365\dfrac{\text {day}}{\text {yr}}\times 24\dfrac{\text {hr}}{\text {day}}\times 60\dfrac{\text {min}}{\text {hr}}\times 60\dfrac{\text {s}}{\text {min}}\\ &= 4.37{\color {Red}\not {\color {Black}\text {yr}}}\times 365\dfrac{\color {Red}\not {\color {Black}\text {day}}}{\color {Red}\not {\color {Black}\text {yr}}}\times 24\dfrac{\color {Red}\not {\color {Black}\text {hr}}}{\color {Red} \not {\color {Black}\text {day}}}\times 60\dfrac{\co…